Quick Answer: Why Is A 383 Better Than A 400?

How much horsepower can you get out of a 383?

That combo would probably make around 465 hp and nearly 500 lb-ft, but at less rpm.

But never mind that.

The point here is 502 lb-ft at 4,700 rpm and 500-plus horsepower from 5,700-6,200 rpm….Hot Rod’s Proven Recipe For A Simple Chevy 383 That Knocks Down 500 HP And 500 LB-FT.True 383 PowerRPMLB-FTHP6,20042550222 more rows•Oct 13, 2009.

Which is better a 383 or 406?

If you were to build 2 motors, identical except that one was a 383, and the other was the 406, the 406 will make more power across the entire rpm range. Achieving you power goals at lower rpms means less stress on the internal components, which usually translates into longer engine life.

What’s better 700r4 or Turbo 350?

The 700R4 has an overdrive while the TH350 does not. Overdrives allow for high-speed cruising, which saves fuel while lowering torque.

How fast is a 383 stroker?

Make it high torque or high horsepower, let it idle in traffic, and get 19-plus mpg at 80 mph, and “they will come.” American Speed Enterprises builds these long-life 383 stroker motors to be driven, but when you get 480 ponies out of them, you can be top dog at the local track day, too.

What is the best small block Chevy engine to build?

Best Chevy Engine Builds427 Small-Block Build. … 383 Small-Block Build. … 350 Small-Block Build. … 396 LT1 Small-Block Build. … 355 LT1 Small-Block Build. … 388 LS7 Build. … 440 LSX Build. … 416 LS3 Build. Of course, you can also have excellent results with more stock based components such as this 416ci LS3 combo.More items…•

How much to turn a 350 into a 383?

You can put a 383 together to handle about 400-450 horses for probably $1500-$1600. That would be a short block. It’s probably possible to build it for around $1200 everything off a 400 and 350 except for new pistons, rings, and bearings.

What’s the difference between a 383 and a 383 stroker?

A 383 Stroker is just the opposite, It uses the stock size bore but uses an aftermarket crank to get a longer stroke.

Can you put 400 heads on a 350?

The only difference is that 400 heads have steam holes drilled in them for the 400 block. You can put 400 heads on a 350 but you should not put 350 heads on a 400 without drilling the steam holes.

What year is the best Chevy 350 engine?

L31 (2002) From a purely technical standpoint, the most recent version of the Chevy 350 would naturally be the best of the bunch. Marketed as the “Vortec 5700” engine, but known internally by the moniker of L31, this engine was used primarily in GM vans and trucks until 2002.

Is a 400 small block better than a 350?

A small block 350 and a 400 have an identical block design. Most accessories will fit either engine. The major difference is found in the casting numbers and the way they are balanced. Most 350 cubic inch engines are internally balanced whereas the 400 engines are not.

What is the best transmission for a 383 stroker?

A 700R4 will be your best bet for an OD trans. It only has 4 gears, but GM has just recently started going with the 5 & 6 speed auto boxes, those extra gears would probably cost you a small fortune, and you’d need a PCM for the trans.

What is the best transmission for a Chevy 350?

TH350. Best transmission choice, hands down. The Turbo Hydra-matic 350 was first used in 1969 model cars. It was developed jointly by Buick and Chevrolet to replace the two-speed Super Turbine 300 and aluminum case Powerglide transmissions.

How much is a 383 bored over?

A 350 is a 4 inch bore, a 383 has a 4.030 bore. A 345 has a 3.48 stroke and a 383 has a 3.75 stroke crank.

What do I need to turn my 350 into a 383 stroker?

How to Convert a 350 Into a 383 StrokerPurchase and install a 383 stroker crankshaft, rod and 10.5-to-1 piston set. … Install a set of four-bolt steel main caps over the center two crankshaft mains if you’re using a two-bolt-main block. … Install a set of ported L31 Vortec cylinder heads.More items…

Is the Chevy 400 a good motor?

Overall, the 400 SBC is a really good block. They do come with a bit shorter connecting rods (5.565″ compared to 5.700″ for the 350) than do most of the other SBC engines out there.