Quick Answer: Are 327 And 350 Blocks The Same?

Why is a 327 better than a 350?

A 327 with it’s shorter stroke would need shorter gears so it can GET to its revs, where a 350, with its slightly longer stroke and more torque output will pull a little taller gear than the 327 will..

How much horsepower can you get out of a 327?

Rated at 375 hp, the fuel-injected 327 was a high-winding screamer, as satisfying to drive as any big-block. At the other end of the spectrum, the 327 was also offered at much more pedestrian power levels, as low as 210 hp (gross).

How much does it cost to rebuild a 327 engine?

FNF01, $3000-$9000 for a rebuild is an absolute Rip Off. Your also dreaming if you think your 327 will be putting out 400 HP. You can buy a brand new 350, 290 HP Crate motor for right at $2000 that includes a warrantee. Its a No Brainer.

What LS motor has the most horsepower?

LS7In stock form, an LS7 makes 505 horsepower and 470 pound-feet of torque making it the most powerful naturally aspirated engine that General Motors has ever put in a production car.

What does LS mean in engines?

Answered March 12 · Author has 55 answers and 23.5K answer views. LS is the designation for base model (Luxury Sport) where as LT is luxury trim. The LS family (1–9) are GMs standard small blocks created as a replacement in 1995. 1.7K views. What does SOHC mean on a car?

Will Vortec heads fit a 327?

The L31 Vortec heads will bolt onto any Gen I small block. Your 327 isn’t any different than any other Gen I small block built from 1955 thru 2002. The main difference with using the Vortec heads is the different intake bolt pattern as already mentioned.

Can you stroke a 327?

As the others said, yes you can but it would be cheaper and wiser just to pick up a 350 block and stroke it, dress it up as a 327.

Is there a 327 4 bolt main?

They never made a 327 4 bolt main block. You can make one with a large journal 327 crank in a 4 bolt 350 block due to the same bore that they have.

When did Chevy stop making the 327?

The last iteration of the 327 appeared in 1969 with a two-barrel carburetor and a 9-to-1 compression ratio that produced 235 horsepower and 325 foot pounds of torque, but by then another Chevrolet small-block had already appeared on the market and had begun stealing what thunder the 327 had left.

What is the difference between a Chevy 327 and 350?

The difference in the displacement comes from the crankshaft stroke. The 327 uses a 3.25 inch stroke, where the 350 uses a longer 3.48 inch stroke(thats what makes it bigger). Depending on the year of the block, the biggest difference in the block itself is the main journal size.

Is the 327 a good engine?

Chevy 327 engines are some of the best ever produced. They’ve powered everything from boats, hot rods, sprint cars, pickups with campers, and drag race race cars. I was in awe, reading Hot Rod Magazine in the sixties, when they described getting 1 horsepower per cubic inch out of the 327.

How far can you bore a 327 Chevy?

Premium Member. Just wondering how far you can bore a 327 block before you start losing ring seal due to flexing cylinder walls, or have an engine failure. I’ve been told . 030″ is the limit.

Will a 350 intake fit a 305?

Everything fits the same it’s the same block you can’t tell the difference except the 350 sticker on the valve covers. I did the same swap but put a performer manifold on. The 305 /350 bolt holes are identical to the thread.

Is a 5.3 engine a 327?

Chevy used to have a 327 which was the 5.4L engine. Now they call it the 5.3L engine so it is the old 327 down sized slightly to a 323.

What is the best LS block to build?

The most desirable castings are the 6.0L LQ9 or LQ4 truck blocks, which are production cast iron blocks, with 6-bolt iron main bearing caps, 9.240-inch deck height, and offer a 4.00-inch bore.

Which is better ls2 or ls3?

But, the most obvious difference between the two is the displacement. The LS2 has 6.0L of displacement, and is technically was the first Gen IV Chevrolet engine. The LS3, on the other hand, has 6.2L of displacement and is also Gen IV Chevrolet engine. … To no one’s surprise, the LS3 heads are better than the LS2 heads.

Will a 350 intake fit a 327?

It’s a bolt on fit. You will have an issue with the PCV, there are several threads on workarounds but the 327 had a hole near the distributor that the PCV pipe bolted to which is not on the 350 block.

Which is the best LS engine?

Best LS EnginesLS9/LSA: Made for the 2009-2013 Corvette ZR1, the LS9 is a supercharged 6.2L engine rated at 638 horsepower — the most powerful of all small blocks. … LS1: This is the one that started it all! … LS7: Introduced in 2005, the LS7 sported 427 cubic inches, making it the largest small block ever.More items…•

Will a 350 intake fit a 400?

Yes they will fit, a 400 is diffrent internally from a 350 or 305 etc.

How do you tell a 327 from a 350?

The compression height of the piston (1.67 for a 327; 1.56 for A 350), or the casting number on the crankshaft should tell you what it actually is.