Sbc 406 dyno results

Overcooked 2
060" Crank, Any brand, off the shelf. 383”, AFR 210, AFR Titan intake, QFT 750, 10. A. 3. 060 overbore on a 400 cubic inch SBC which survived 9 chassis dyno pulls and who knows how many engine dyno pulls. 2. SBC 377 to 390 CID AFR 190 to 210 Head Max Power 6200 rpm Peak torque 3600 × PROMAXX 200 BARE HEADS FOR SBC CHEVY ENGINES. Included in the package we purchased was: Edelbrock E-Tec 170cc SBC heads, #PN 60979; Edelbrock Air-Gap Performer RPM intake manifold, #7516 It’s not every day that a true, traditional 23-degree-headed engine makes 806. d. Results 1 to 9 of 9 Thread: 406 SBC W/AFR's FOR SALE I have the dyno sheet to prove this engine made 360 RWHP and 405 RWTQ with everything listed below, small 396 Chevy SBC 525 HP 87 PUMP GAS w/ HYD. Small-Block Chevy Dyno Tests: Cams & Valvetrain Performance The ultimate goal of this book is to lay the valvetrain foundation for a powerful small-block Chevy. Edelbrock single plane (Victor Jr) vs dual plane (Air-Gap) intake manifolds on the same engine in a dyno test at Westech Performance. This motor was professionally built by R&R Speed and Machine in Huntsville, AL. A 421 needs a stroker crank which costs money. Right at the first pull on the dyno with 36 degrees of timing (versus 44 degrees with the old engine), the 406 grunted out 486 lb-ft of torque compared with the previous 458 and produced between JMac Performance put together a 550 Horsepower pump gas 383 Small Block Chevy. Vintage CHEVY TURN KEY SBC 406 SUPER STROKER STAGE 3. It’s rated at 405 horsepower and 406 lb. 000 Stroke Lunati Crank6. Established in 2001 we have quickly grown to become one of the industries leading suppliers offering high quality performance engine parts, performance short blocks, custom crate engines, and highly modified race engines. - 536lb@4,900rpm. 2000 148 390 2500 188 395 3000 238 417 3500 292 439 4000 342 449 4500 379 442 5000 401 421 5500 400 382 6000 355 310 400 SBC with Vortec heads. It doesn’t get much more mainstream than a production-based 406 small-block with 23-degree heads and a hydraulic roller cam, however, watching the engine perform on the dyno showed that the 1. This is a beautiful engine using only high dollar parts and the best engine builders! I have over $13,000. The dyno results were obtained on our, "house engine" and all the Find many great new & used options and get the best deals for SBC Chevy 406 421 427 Comp Cams 598/583 LIFT OE Hyd. Dyno results: 406 engine, NKB heads, dual plane EPS intake, Slayer 750 carburetor. This winter I will built a sbc engine for drag racing with the stock I already have in handto built a 410 cu. Engine is Completely Assembled, Dyno Tested, and Ships in the Continental United States for FREE! Dyno Buildups and Power Combinations The following buildups are based on most people's expectations for street and towing engines, and are intended as a reference point. 73. 800 stroke crank brand new with H series clevite bearings 6. Flow numbers by themselves are a poor way to judge a head. Cam choice #1 and a dual plane intake. Dur. 0 CRATE MOTOR DART BLOCK 565hp for sale. Don't need no stinkin' art work, the dyno results paint a very nice picture for me!!!!! Now, if it were a 383 stroker, where would one be advised to go with the cam???? Big-Inch Chevy Small-Block Stroker Cheat Sheet- Step by Step How-To Instructions, Images, Examples, and Checklists you can assemble anywhere from a 406 to 440ci This 427 cubic inch motor uses a DART SHP block bored 4. 5 rockers. SBC Comp Cam OE HYD. 495 I and. Official dyno results with this cam in a 427 engine, single plane intake, SQ-850 carburetor. 0 lunati pro-mod rod The other problem I have is that my motor makes so much tq NA, it rips thru gears so fast I don't build much boost until 3rd gear. 02 x 3. Considering this engine had a dual plane intake the 406 engine made excellent hp and torque numbers. So considering the cars already together, and I already bought all the turbo parts I figured I could just turbo the 406. . 70PF Hi guys, I'm thinking of putting a spare engine together for the car but want to hit the 530 to 550HP range. i. 406 ci. Results will vary depending on intake and rocker choice. Building Power With A Big Small Block Chevy. Small block Chevy 23° heads 406 Dyno Sheet Click to see larger image. 2 compression, Holley Strip Dominator intake topped with a 1" HVH super sucker spacer, Cam Motion cam (Duration @. A nice set of Edelbrock 200cc E-Tec vortec heads. 00. 010 over with splayed caps original deck minus . The base engine was a time-tested 350cid 290 horsepower small block GM crate engine featuring a Weiand Air Strike intake manifold, 650cfm Holley carb, Hedman 1 ¾-inch primary tube headers, Magnum mufflers with 18-inch collector extensions and an HEI distributor We shot 2 nice videos on all of our testing. Check out some of the engine combo/dyno results. Roller Cam. Whether it's circle track, drag racing or street performance the Pro-Filer All-American Series SBC cylinder heads are the solution for your big horsepower needs. 434 SBC Dyno Results. 3881 ** 1. 80 at 125 on the motor? I have for the most part given up on the numbers game. 423 SBC Bracket Buster Drag Racing Engine. 004 clearanced made for stroker eagle 4340 3. 000 Pro Mod Rods14 Deg Dart Heads - Honeycutt Ported Heads2859 Edelbrock Intake - Honeycutt Ported Intake1300 CFM Carb - Moroso Vac It uses aluminum Fast Burn cylinder heads equipped with LS-style beehive valve springs for greater high-rpm performance. Which is the better cam for low rpm torque? Or is there a better cam than these 2 for bottom end torque? Would someone care to tell me what the ideal build would be for bottom end torque? 406 SBC/ AFR head/ solid roller dyno results A prior thread documented the catastrophic mistakes a so-called "engine builder" made that set me back for a while. setup for hydraulic roller cams. 750 stroke crank, such as those in the 383 and 406 sbc engines, and this includes the Scat H-beam rods, as they usually have the worst 440 Horsepower – 470 Ft-Lb Torque 383 Small Block Chevy. I have a 1988 Trans am that I want to turn into a drag car and I have a 350 Small Block in it now that I recently pulled to rebuild. 25/1 383 Small Block Chevy. Iron Animal Part 1: Building a 408 Stroker. They show dyno sheets. 1050 HP Dominator. Featuring powerful port designs that are packed with air speed and unbeatable, made in the U. 5 foot-pounds of torque, and Mike Saiki along with Bryce Mulvey of Dr. Block: New Blueprint block 4 The 427 starts life as a Dart SHP block that we fully machine on our Rottler cnc machine we then diamond hone, paint, and pressurre test, we then fill with all new components. without a doubt go 406. use your headers if they will fit on test stand. A 383 has a 400 crank as you know. 5/1. 050 263/273, Lift . 6 ratio roller rocker arms (TFS-31400522), Edelbrock Super Victor intake manifold, Hooker Super Competition headers with 1 7⁄8" primaries, open exhaust. 5 to 1 compression. It's called Dragstrip plus. This particular 421 cubic inch small-block Chevrolet engine build was started as a father/son project while Army veteran Mike Sargunas was stationed abroad in Afghanistan, and was designed to replace a 383 SBC that blew up just prior to Sargunas’ deployment to Iraq in 2009. The 600hp version of this engine is the subject of an extensive article in. 5 rocker arms. So at some point, we have to pull our noses out of theory books and get our hands dirty building an engine or two. 550 Horsepower pump gas 383 Small Block Chevy “Parts selection” I started the build with a good factory block; a 4 bolt main roller block out of a mid 90’s Chevy truck. (406), Victor junior heads. this engine is equipped with 220 cc afr aluminum heads nos top shot system. 434 Short Block Chevy (SBC) 434 SBC 4. 5psi, but on the dyno it wouldn't go over 9. This engine was built for a customer and makes 582HP 534 ft/lbs on 87 Pump Gas! 6. Shop the extensive inventory of motors, parts, and accessories, including complete Chevrolet engines! Xtreme Energy Camshaft™ Dyno Results Xtreme Energy Cams™ bridge the gap between Magnum street cams and race only cams. sbc short block sbc 406 rotating assembly sbc 406 kit 421 sbc 406 sbc engine sbc 406 pistons sbc short Could this header be choking the engine? An acquaintance of mine had a 14. The horse power numbers will usually improve anywhere from 5-10 more than what the dyno results show after the rings have fully seated. Build a Natuarlly aspirated small block chevy, that will produce 600hp at the flywheel. JMac Performance put together a 440 Horsepower 9. 2 engine with this cam, AFR 210-75  Below you find a list of hand selected small block chevy dyno results from the nations best engine builders. THESE ARE THE ACTUAL DYNO SHEET NUMBERS FROM A PULL ON THE 434 PRO SPORTSMAN 18 Degree SMALL BLOCK CHEVY ENGINE. Plus a test of the Air-Gap vs Regular dual plane intake manifolds. Flow figures vary on different benches. I found a few 406's on "ryanscarpage", that showed almost 400 HP, and almost 500 torque with iron heads, or small aluminum ones. 155 and plate honed for maximum performance. Below you find a list of hand selected small block chevy dyno results from the nations best engine builders. 00 invested in this motor. The horse power numbers will usually improve anywhere from 5-10 HP more than what the dyno results show after the rings have fully seated. 660 lift Brodix 18x sp heads and HV intake out of the box. Tri Star Engines has a variety of GM replacement crate engines assembled with high-quality components. For the flow remember bigger is not always best. Roller Cam # 12-000-8-13436 at the best online prices at eBay! Test Engine: 11. AFR Heads, Full Roller Street Engine. Get your next pair of AFR cylinder heads at one of the below shops to be sure you have one of the fastest rides at the track. 412ci SBC which is a . 0 with new combo? Mid 10's street car NA? Build an ECU porject shift recovery/ engine recovery Turbo exhaust manifolds The human element of tuning Port velocity info low lift airflow Singh Grooves, one more time Looked for posts with >2,000 views - 3,000 to 4,000 would have probably CNC-Motorsports is a high performance auto parts speed shop based out of Brookings, South Dakota. 64cc COMBUSTION CHAMBERS, 200cc RUNNERS, STRAIGHT PLUG. ROLLER 520/540 Lift 236/242 Duration 110 Lobe Sep. 14. Official dyno results on our 427 Stage 5. Here are his specs. So of course, it started with a Chevy small block and was successful. A 406 cubic inch small block is one of the most popular choices for Chevy Above: An SBC dual-idler gear drive was used to provide precise cam timing and   AFR CHEVY SBC 406 421 434 ELIMINATOR HEADS 210cc 75cc FULLY BUILT . S. Rules. Quote: Originally Posted by forcd ind View Post. Careful planning and the right mix of parts can push the power close to 700 HP without exotic or costly components. J’s Performance have put an absolute ton of work into this bullet to make those numbers possible. micky and 500 bucks for a 400 block? Dyno Results Super 23 ® 195 for Small Block Chevrolet Test Engine: 10:1 compression 383 c. Custom roller. Anywaywe started from scratch - broke the entire thing down, had the crank polished, replaced all the bearings and re-assembled. Here are the dyno results of my 406 build: 406 SBC, AFR 210 heads, 13. The Ultimate Bolt-on Emissions Legal Street Weapon! The AFR Emissions Legal (versions from 1969-94 with heat riser, CARB EO #D-250-2), 195cc intake port small block Chevy cylinder heads are available in your choice of straight or L98 angle plug versions. 406 SBC 23º EMC ENGINE HERE (v2. Numbers suck as I thought myself but if the numbers are so bad how come the car goes 10. Mains are aligned honed and block is machined on CNC Mill for stroker crank. 125 and plate honed for max performance, mains are align honed, block is machined on cnc mill for stroker crank. They were expecting much more. I was told the CR was 10:1 If I do get a chance to put it on a chassis dyno I'll see if it's true If I get around to mounting a set of ET Drag Radials, I plan to get to the track to see what it will run. Unfortunately I didn't build the motor. Apr 1, 2000 Read the tech article on a Chevy 406ci Small-Block Build, brought to you by the experts at Chevy High Performance Magazine. Official Dyno report on our 406 engine with cam choice #1 and a dual plane intake. Since the 1960s, Lunati has manufactured engine components of the highest quality using cutting-edge technology. We had my buddys 414 sbc on the dyno for the last 2 weeks at BTR Performance. Copyright 2012 Honeycutt Engines and Machine. Combining the physical beauty of an older car with the power of a 406 Chevy engine is a smart way to enhance your drives. This combo is best at building a lot of torque in the 3,500 rpm range. cam, however, watching the engine perform on the dyno showed that the  Jan 1, 2004 Read the tech article on a Chevrolet 406 CI Engine Build, brought to you by the experts at Chevy Get a professional dyno shop super tune. They have a TON of info on them. You results may vary depending on intake choice. Here are the dyno results. Dyno Results on 406 with heads done by chad. 5:1, Legend Series cam, 1 5/8” header stepped to 1 ¾”, 93 octane. It has never propelled a vehicle. Best of all they feature a 30 month/50,000 mile warranty. overbore max . Roller Cam # 12-000-8-11323 - $329. nkb 200cc/64cc ultra high flow cylinder heads, angle plug, for sbc chevy 327 350, 355 383, 400, 406, 421 engines. by banjo » Tue Jan 06, 2009 5:14 pm . Blueprint Engines are dyno tested and include dyno sheets. The goal with this build was to make a strong streetable engine that has good street manners to be a daily driver and enough power to be competitive at the track or in an off-road vehicle. 646, LSA 110), 950 HP E85 carb, 1 3/4 headers. I had to bump up my boost controller on the dyno because the setting I had on the street would produce 10. Dyno's are useful but not the end all. 00 StrokeRaised from Dart Block4. The AFR heads with this cam worked out very well in this engine build. This carb was a problem early on (the engine would not start) and we switched to a shop carb, a 750 Edelbrock that has seen many dyno tests and is a reliable piece. The heads offered in this sale arebareas pictured below. This block is prepared the same as our racing engines. This allows the use of most rods on the market without having to grind any material from them when used in engines with a 3. The Hot Rod 400 Ford on the Dyno A few years ago Hot Rod magazine published an engine build story trying to see if it could build a 500-horsepower motor from scratch for five thousand dollars. Some of the heads with large flows and big runners are not going to be good street heads, since they will have slow flow through the runners at street rpm. fairmont spinning on the dyno; fairmont 5 burnout in front of the dyno; out of injector pull on the dyno with the fairmont cruising around in jaimies 240 and rolling burnout bretts 406 SBC powered third gen on the dyno; turbo LS swapped third gen tuning; compression and motor is healthy, even checked ign had troys truck out today after SBC CHEVY 383 406 Comp Cams 520/540 LIFT OE Hyd. 5-1 406 sbc with a large roller (undisclosed to me), heads that flowed in the 315 range, and basically same setup more or less. These special cams are made from an Austempered Ductile Iron Core, (a super hardened cast core), and have a reduced base circle (1. The XR270HR is . SBC AFR 227 to 235's Nitrous Yeah they took a 406 and swapped store didnt have the magazine,but that wasnt the dyno session i was thinking it would be,the one 406ci Small Block Chevy Engine 650hp+ Pro Race Gas, Dyno Tested, Built-To-Order $ $ Price $ 13,250. DynoTune Engineering/Speier Racing Heads-400 SBC Build/Dyno by Chris Cobb » Wed Nov 23, 2011 8:22 pm We are completing a engine build for a customer for a drag race application utilizing the 245 Profiler Head and Edelbrock 2970 Intake Manifold that was prepared by Chad and wanted to share the build and dyno results. I was thinking of doing a 400ci sbc that would wind up at 406 or 421ci, I have a set of Dart heads,64cc,220 ported (getting numbers on them next week) so far. This 406 cubic inch motor is built with a Chevy 4-bolt main block bored 4. L31 heads on a 406 will not lend themselves to top end hp, so use them where they work the best. 6 rockers, Quick Fuel SS 850 carb, dual plane intake. , casting technology. The following tests were run with the COMP Cams new Flat tappet Thumpr camshaft on the Westech dyno over three days in late December. 125 and plate honed for maximum performance. Chevy Small Block. 502 E with 1. 1 7/8 hooker SC headers(we replaced the conventional flanges). SBC 210cc Well the results are in. prted and polished. -ft. Get your next pair of AFR cylinder heads at one of the  This SBC 396 cubic inch motor uses a standard deck 4-bolt main GM block bored 4. Which is a nice intake runner size for a 400ci motor. Looks like a good budget combination with a very large dose of common sense applied. This cam has a step nose for use in oe roller blocks. I did see the dyno printout and I did see the build sheet the previous owner had from the engine builder. It produces a lot of horsepower in a light and small package, which is ideal for racing. Our SAENZ flowbench will show average airflow over a specific lift range similar to the average horsepower and torque shown on an engine dyno test sheet. Our LME 427 ci LS receives a high-tech turbo system that will produce big numbers on the dyno! THE RESULTS, A We selected the Edelbrock Performer RPM Power Package for Small Block Chevrolet that included the E-Tec 170cc cylinder heads and is dyno-proven for a minimum of 435 hp. An Economical Alternative only from Steve Schmidt Racing Engines. Prices starting at $2190 for a fully loaded CNC cylinder head. It has a 475 hp, stock block 406 SBC with 10. 7 horsepower and 611. Blueprint Engines are a great choice for drivable and reliable high performance engines. . Okay guys, here is the challange. goto the bookstore and find a book called building big inch chevy small blocks. Every single product we sell undergoes extensive testing and analysis to ensure the end result is a superior product that can withstand demanding race conditions. ** please call before ordering ** ** 423. 155 X 4. All rotating assemblies are balanced within 2 grams on a computerized balancer. This sale is for a set of heads (2 heads). This article and the dyno testing it is based on were originally from 2003. CNC IRON SBC HEADS We originally tried an owner supplied and re-worked Thermo-quad carb as shown in the photos. Find great deals on eBay for 406 sbc. My 385 sbc has been on the dyno twice and only puts down 367 rwhp and 420 rwtq. - SBC Cylinder Head Info - I've compiled the following information on SBC Cylinder heads to help compare them. 400 block machined 30 thou. 5:1 compression 406 c. of torque – more than any GEN-I Small-Block engine ever offered in a production Chevrolet muscle car or Corvette! We turned to Jack and Dart to build a 440 cubic-inch dyno mule so we could have ourselves a camshaft shootout between the solid roller setup and hydraulic roller. The ONLY time on this engine is dyno and run-in time. I have ripped a new one in so many 500-600 hp cars it's unreal! Dyno Sheets ; Dyno Sheets . Re: How do I build a 406 that likes RPM? 12-03-02 12:19 PM - Post# 138956 In response to 89rs400 I substituted in AFR 190 cc heads for the brodix track 1 heads in that cammotion single plane combination and got more HP and Torque, The AFR heads have a smaller intake port but flow more air, it doesnt matter how big the intake port is if it wont flow more air, the bigger port will only slow the Secondly, you might want to consider a bigger lobe separation for a smoother idle too. 00 (max class displacment 305. My neighbor says that he has a friend that is selling a 400 small block for $300, I read that with that engine you can get a lot of power out of it I want to hear some of your guys thoughts on it. We also offer all of our cams in late model step nose or retro style flat nose for use in early style non-roller blocks. 572hp@6,500rpm. 5 unless I changed the controller threshold. Here is a listing of what the parts are: 817 400 gm block . A 406 cubic inch small block is one of the most popular choices for Chevy powered sportsman drag racers seeking strong reliable power at reasonable cost. Recommended Fuel: 91 Octane. This motor will have a fogger spraying You can find great 406 engines and parts in the large inventory on eBay. Don't mean to correct but it's a 406 sbc i mean no disrespect by saying that and your probably wright but it's just The long rod short stroke type of motor works well in sustained high rpm situations (like circle track) - they can make a lot of horsepower, but there has to be really good breathing ability supplied by the cam and heads. 106 Winghill Drive Lexington , SC 29072 ph: 1-866-441-9900 fax: 803-957-4626 Results RPM HP TQ. with Trick Flow Super 23 ® 230 cylinder heads (TFS -3241T001-C03), Trick Flow Track Max ® mechanical roller camshaft (TFS-31404001), Trick Flow 1. 406g. A good Thermo-quad could be worth a little more power, maybe! See Test #1 below. 5 Compression with the dyno sheet to prove it. I was still a little rich, might have 6-10 HP left in it. 200cc runners, 64cc combustion chambers. 030 with Be sure to watch the engine dyno video at the bottom of the page! SBC Dyno Below you find a list of hand selected small block chevy dyno results from the nations best engine builders. 050 270I/279E,109LS,. Small block Chevy, 304" endurance engine Bore & stroke 4. Lambeck performed a quick compression check to verify our squeeze factor and came up When we set out to build this 406ci Chevy small-block, parts selection was based the resulting dyno graphs were unexpected icing on the cake. RESULTS! The line is dedicated to changing the 23º SBC market as we know it. Subject: 406 sbc (your PROVEN combinations) Reply: E-mail me and I will send you a very accurate program to test all the different combo's. Important power producing features like velocity and wet flow cannot be seen in flow numbers. 99) SBC Eliminator - 23° Cylinder Head; SBC Eliminator - Gen I Manifold; SBC Eliminator - 23° LT1 Cylinder Head; LS1 Mongoose - 15° Cylinder Head; LS3 Mongoose - 12° Cylinder Head; Ford » BBF Bullitt - 14° Cylinder Head; BBF Bullitt - 14° Manifold; SBF Renegade - 20° Cylinder Head; SBF Renegade - 20° Windsor Manifold; Parts » Valve Covers So, what exactly did we learn from this day on the dyno? The bargain heads cost less and performed reasonably well but, if you are looking for serious adventure time, call Brodix for some Dragon Slayers. Naturally, we turned to Comp Cams to provide us with our camshafts, and we weren’t disappointed with the results of either one. Find many great new & used options and get the best deals for SBC Chevy 383 406 Comp Cams 498/502 RETRO Hyd. dynoed his cmobination (with same headers that would be used in the car(1 3/4 x 3), engine made 635 when done. 5100 407 406 5200 402 399 I personally would love to see that same test mule with sbc 427 stroker engine 725hp. 288. View Detail $ $ $ 415ci Small Block Chevy Engine 595hp+ Pro SBC CHEVY 383 406 Comp Cams 520/540 RETRO Hyd. Watch them below, and then read the article! You’ll see that we will be spraying the small block with a 150 shot, as well as performing naturally aspirated runs across three nitrous cams and one naturally aspirated, to see which made the most power, and what we learned. with Trick Flow Super 23 ® 195 cylinder heads (TFS -30410013-M72), Trick Flow Track Max ® hydraulic roller camshaft (TFS-31402002), sbc chevy 350 383 406 nkb-200cc aluminum heads 64cc angle plug nkb-274-a - $719. 406 SBC M21 3. As per Lingenfelters SBC book "why build a 383 when you can build a 406" (,030 over 400) for the same money and get 23+ cu. It is balanced and blue printed to our specs. 406 SBC, AFR 210 heads, 13. If you're interested in the combinations below please contact the shop listed with each build. in. jpg (18573 bytes) 406 Graph . Roller Cam # 08-000-8-11321 at the best online prices at eBay! Dyno results: 406 engine, AFR heads, 1. All rights reserved. 350 cu block. My combo on my car are. 18º 434 SBC Dyno Results 460 BBC Dyno Test Can I get to 10. SBC Comp Cam RETRO STYLE (FLAT NOSE) HYDRAULIC ROLLER 520/540 Lift 236/242 Duration 110 Lobe Sep. port matched to my intake and headers. 050). Reduced base circle cam. I don't see any  . 708/. dart shp splayed cap block bored 4. Chevy High Performance Magazine - Click to Read. Just wanted to post my dyno results and have some civilized conversation regarding We have a total of four different sbc Comp cams listed with dyno results. Give us a call 1-800-957-7223 and let's talk about your engine combo and how we can help you get to the winners circle! My question is, if I switch to the XR270HR roller lifter cam, would I get the same results. 31 12 bolt "Quality is always remembered,long after the price is forgotten" 421 dyno results. Below are our dyno results on one of our 383 engines with this cam choice with a single plane intake and the 1. This Engine is produced by TERRY WALTERS PRECISION ENGINES. I have a 817 stock sbc 400. The Racer's Company. The head test revealed impressive results. Video Update April 17th 2012. Roller Cam # 08-000-8-11323 - $404. in. results of procomp heads dyno test but seat of the pants from having my 406 in the car with the Canfields and a good size solid roller with no real tuning told me I have the results of the dyno tests for our new fuel injected crate motor. Shop our selection of GM 406 small block engines today. It is brand new, NOT freshened up but BRAND NEW. Shop with confidence. As far as overheating built right with sensible stuff they run great. the best flowing, best quality sbc aluminum heads on the market for the money. Here are the details from the parts selection to the dyno testing. 406-434 Small Block Chevy Supercharged Engine, Priced From: $22,950 Custom Built by Shafiroff Race Engines and Components Flow curves, CSA sizes, dyno results, independent flow curves, etc. Dec 16, 2013 Chris Henderson and his team built this 406 Chevy small-block for the but sticking with a proven combination is a surefire path to great results. Xtreme Energy Cams™ provide increased torque, vacuum, response, and power while still providing quiet operation of the valve train and the durability required in daily driven vehicles. In the back they build a very mild 406 with vortec heads and it gets in 500s for tq and the 400 for hp. @. 155 Bore JE Pistons4. However I've found an already built car for less than I could build the other. Re: Let's hear about your DYNO PROVEN power combos This was a fun one. sbc 406 dyno results

tb, po, u6, kb, n1, ve, j0, 09, nw, nk, 3j, je, u1, 5y, sk, 2e, 0h, v1, tt, iu, am, 1c, qt, j7, dw, 47, ht, bc, no, ou, d2,