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Can you put 350 heads on a 400 sbc

WebOct 29, 2024 · It is a small block 400 with stock 400 heads, stock low compression pistons, performer intake, Holley spreadbore carburetor, thumper cam, and cheap headers. It runs mid 13 second quarters with a best ever of 13.1. ... If your gonna buy pistons anyway shitcan the short 400 connecting rods and put 5.7" or 6.0" rods in it. lumpy 63, Oct 28, … WebMay 22, 2007 · If you did install 350 heads on a 400, and did not have the steam holes drilled in the heads it will run hot due to hot spots that develop due to the siamesed cylinders in a 400 block.

vortec heads 400 small block Hot Rod Forum

WebMar 29, 2024 · Cylinder Heads for a 400-Equipped Chevy Truck. The Trick Flow 23-degree 195cc intake port heads are a great choice for a street-driven small-block 400 or even a 350. The smaller intake port will generate excellent velocity which will help with throttle response and still make great power. (Image/Summit Racing) WebJun 23, 2024 · As mentioned, the ONLY difference between 350 and 400 heads is the steam holes in the 400 heads. Also, as mentioned, to use 400 heads on a 350 or 327, … bring up microsoft edge https://zambezihunters.com

Ask Away! with Jeff Smith: Getting 400+ HP From an Old Small Block Ch…

WebMay 8, 2014 · A head with 180 or 185cc intake runners will work well on a typical 350 Chevy street engine that makes 400 to 450 horsepower. If it’s a 383 stroker, you can probably go with 200cc intake runners. Putting a higher flow head with 220cc runners on a relatively stock 350 would be going in the wrong direction. WebNov 12, 2004 · Pontiac engines aren't large or small block. Externally a 326 is the same as a 455. Put the 400 heads on the 350 and change the cam you should be good to go and save a lot of effort. Then take your time and build the 400 into a monster. WebDec 28, 2024 · After installation of the Weiand 8-71 supercharger, the boosted power output jumped to 819 horsepower and 667 lb-ft of torque. The Weiand 8-71 perched on top of the 400-inch small block was sporting a pair of Holley 750 blower carbs, and supplied a peak boost reading of 11.7 psi. You can have your cake and eat it too. bring up microsoft outlook email

vortec heads 400 small block Hot Rod Forum

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Can you put 350 heads on a 400 sbc

vortec heads on sbc 400 Hot Rod Forum

WebApr 11, 2024 · I think you may be thinking of something else. Steam holes where in the deck of the block since the cylinders where "siamesed" to allow air to escape to the … WebMar 29, 2024 · Cylinder Heads for a 400-Equipped Chevy Truck. The Trick Flow 23-degree 195cc intake port heads are a great choice for a street-driven small-block 400 or even a …

Can you put 350 heads on a 400 sbc

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WebOct 10, 2024 · I have a 400 sbc in my second gen. It has been rebuilt with forged crank, rods, pistons, etc (owner had receipts and I had the engine boroscoped by a mechanic to get part numbers). However the heads are stock 3973493 heads which are 76cc heads putting the engine around 9.0-9.5:1 compression. The heads were definitely redone but I …

WebApr 26, 2005 · But if you will only use your car for cruising, you can't beat the price and performance of Vortec heads. 400 blocks have siamesed bores. So steamholes must be drilled in non-400 heads. As the name implies, steamholes vent coolant vapor from the block. Here's a good picture of the drilling process. Use a 400 head gasket as a guide … WebJul 5, 2009 · Then you can run any number of 268/270/272 and even a couple of 274 hy-cams so that you can begin to make some good power out of a mild street 350, imho. …

WebWhether it was 283, 302, 305, 307, 327, 350, or even small block 400. All of these can be built to run very strong. • Take the 350, rebuild it with standard size bearings and rings, but install a set of 305 heads , a RV style cam or Chevy 350/350 camshaft. You can use a stock intake manifold with a quadrajet carb and you will have some decent ... WebSep 25, 2024 · Installing vortec heads on a small block Chevy. This is on a 1990 Third gen camaro with a small block chevy 350 with flowmaster mufflers and a Holley Sniper EFI

WebThe beauty of a 3.75-inch stroke in a 350 is that it allows improvements to be made in other areas and, if not compromised (as is often the case) by too short a rod, proves to be the way to go when hopping up a 350 on a budget. If you have or can get a 400 crank that’s had an easy life and checks out crack free, you can grind it to suit your ...

WebJan 8, 2024 · This cam is designed specifically for the TBI 350 small-block and specs at 194/214 degrees of duration at 0.050-inch tappet lift with 0.398/0.442-inch lift. As you can tell, it doesn't deliver ... bring up menu when sims 4 freeeesWebMay 15, 2024 · Bismarck, North Dakota. They should bolt on and work. The 400 heads should have steam holes that helped cool the 400. They aren't used on 350 engines. The … can you resize a tungsten ringWebJan 23, 2005 · Can you use a set of stock chevy small block 400 heads on a 350 block. Got a beer riding on this that says it can be done. in this thread in this sub-forum in the ... can you resize a ring smallerhttp://oldschoolmechanics.yolasite.com/resources/Untitled%203.pdf bring up morale at workWebJun 1, 2024 · An upgrade of 23 extra cubic inches will certainly help the old Chevy get up and go. Besides the crank stroke, one of the main differences between a 327 and the 350 is cylinder volume. The 327s have a smaller cylinder volume of 40.861, while the 350’s cylinder volume is 43.803. The 327 has been bored and honed to match the volume of a … can you resize a ring biggerWebJun 25, 2005 · Joined Jan 31, 2005. 3,731 Posts. #2 · Jun 24, 2005. yes and yes, you can use a 400 head gasket to locate where the holes need to be drilled. the holes closest to … bring up my amazon accountWebApr 1, 2014 · I remember a Chevy 79 K30 back in the 80's that got a set of 350 heads bolted on a 400 block, without drilling steam holes. Maybe a month later it was back in the shop with cracked block if i remember right. I do remember putting together a 350 for him to put in his truck at that point and i think we reused those 350 heads that had been on the … can you resize costume jewelry ring