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The simple answer is a 468. If you change the stroke from the stock 4.25 it will also make a difference in the number.
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What is the firing order for a 76 Pontiac trans am 455 engine?
Answer Anonymously What is the diagram and firing order for a 76 Pontiac trans am 455 engine?
How can you get horsepower from Pontiac 455 engine?
There are many ways to increase the 455 horsepower. With a cam/valve train swap and working over the heads (or replacing with aftermarket) you can be in the 500+ range. "Pontiac High Performance" is a great source for information on engine modifications.
Is a 455 Oldsmobile engine compatible with a 455 Pontiac engine?
yes if you have the Oldsmobile motor mounts. If you are asking if engine parts will interchange....Absolutely not.
Is a Oldsmobile 455 the same as a Pontiac?
No, they are not the same engine. The Oldsmobile 455 had a bore and stroke of: 4.126 X 4.25 The Pontiac 455 had a bore and stroke of: 4.152 X 4.21
Will a 1976 455 Pontiac engine from a Grand Prix bolt right in a 70 GTO and can you put your 70 heads and intake on it?
Can you bolt on earlier heads/intake/exhaust manifolds.. from a 1970 Pontiac 455 to this 76 455 engine.
Where is the starter on a 1966 Pontiac 326 engine?
the starter on all Pontiac 326-455 engines are on the drivers side of the engine.
How many liters is a Pontiac 455 cubic inch engine?
7.5
What is the horsepower rating on a 1974 Pontiac trans am 455 engine?
250
Was the 455 engine available in a 1978 trans am?
No, Pontiac stopped 455 production in 1976. They are easy to swap in though.
What is the largest Pontiac engine?
i think the GTO has the LS2 6.2 That depends on what your idea of a Pontiac engine is. The "New" Pontiac GTO was available with the 6.0 engine. If you are talking about a traditional Pontiac engine, the largest factory offered engine is the 455 from 1970-1976.
What is the biggest engine or big block you can put in a 1973 Pontiac Ventura?
455 c.i.d.
Does anyone know If its possible to put a Pontiac 455 in a 1969 Pontiac lemans and still keep your factory air conditioning without cutting into your body?
The 326 thru 455 Pontiac engine has the same external dimensions. You should be able to swap your original A/C brackets from the original engine to the 455. It won't take any body mods at all.
