Table of Contents
How many cubic inches is a Pontiac 400 bored 30 over?
Pontiac Blocks- Bore and Stroke
| PONTIAC ENGINE CHART | ||
|---|---|---|
| ENGINE | BORE | |
| 400 CU. IN. | Stock Bore | 4.120 |
| 30 over | 4.150 | |
| 60 over | 4.180 |
Is a Pontiac 400 considered a big block?
A Chevrolet Camaro 396 had a big block, but a Pontiac Firebird 400 did not. Buick and Oldsmobile 455s were big blocks, but a Pontiac 455 was not. A Chevrolet 348 was a big block, but a Chevrolet 350 was a small block.
How much can you bore a Pontiac 400?
Most Pontiac blocks tolerate an overbore of at least 0.030 inch, and possibly up to 0.060 inch or slightly more.
Is the Pontiac 400 considered a big block?
A Chevrolet Camaro 396 had a big block, but a Pontiac Firebird 400 did not.
How many cubic inches is a Pontiac 400 bored 60 over?
Pontiac Blocks- Bore and Stroke
| PONTIAC ENGINE CHART | ||
|---|---|---|
| ENGINE | STROKE | |
| 60 over | ||
| 400 CU. IN. | Stock Bore | 3.750 |
| 30 over |
How far can you bore a Pontiac 400?
What cubic inch is a Pontiac 400 bored 60 over?
Pontiac Blocks- Bore and Stroke
| PONTIAC ENGINE CHART | ||
|---|---|---|
| ENGINE | MAIN DIA. | |
| 60 over | ||
| 400 CU. IN. | Stock Bore | 3.00 |
| 30 over |
Is the Pontiac 400 a big or small block?
How big can you bore a Pontiac 400?
How much horsepower does a 1967 Pontiac 400 have?
The burly Firebird 400. For 1967, there was one version with a four-barrel rated at 325 hp. For 1968, Pontiac trotted out three iterations of the 400, one rated at 330 hp and the other two at 335 hp.
What is the fastest Pontiac ever made?
The 15 Fastest Cars Pontiac Ever Produced
- 1 2006 Pontiac GTO (175 mph)
- 2 2009 Pontiac G8 GXP (175 mph)
- 3 1998 Pontiac Firebird Trans Am (165 mph)
- 4 1963 Pontiac Tempest Super Duty (163 mph)
- 5 1973 Pontiac Firebird Trans Am 455 Super Duty (130 mph)
- 6 2005 Pontiac Grand Prix GXP (143 mph)
Is the Pontiac 400 still a good daily driver?
The Pontiac 400 cubic inch motor (made between 1967 and 1979) is still a great platform for a high performance daily driver. The HorsePower guys prove that by extracting a 400 from a junkyard, machining the block and rebuilding it on a two-thousand dollar budget. The results of this recycled-power project are pretty impressive when it’s dyno time.
When did the Pontiac 400 motor come out?
The Pontiac 400 cubic inch motor (made between 1967 and 1979) is still a great platform for a high performance daily driver. The HorsePower guys prove that by extracting a 400 from a junkyard, machining the block and rebuilding it on a two-thousand dollar budget.
How much horsepower does the Edelbrock Power Stroke have?
According to Edelbrock, this combo will yield 422 horsepower and 441 foot-pounds of torque on pump gas.
Can I build a Pontiac 400 engine for a 1968 Firebird?
In this week’s Mailbag , we’re recommending a parts combo to get 400+ horsepower from a Pontiac 400 engine in a 1968 Firebird. Q: I want to build a Pontiac 400 engine for my 1968 Firebird.