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Access Pontiac  wiring diagrams and repair procedures. Learn how to repair, install or remove a part, reset engine lights...
 
Pontiac 455 Engine (V8, 455 cid, 7.5L)
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This Pontiac 455/7.5L engine/motor can fit the Firebird, Grand Prix, Catalina, Bonneville, Executive, Lemans, GTO, Grand Ville, Grand Safari, Grand AM, Parisienne, Laurentian, Grand Lemans and some other Pontiac car and/or truck applications - for more details see your automobile manual.

1973 - 1976

1973 Pontiac 455 No smog,  5 motor mount both side, splash shield bolts to #2,  #3 & #4 main cap
Engine DescriptionSizeVINPrice/Core
1973 Pontiac 455 No smog, 5 motor mount both side, splash shield bolts to #2, #3 & #4 main cap

455/7.5LW$2,046/$650
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1972

1972 Pontiac 455 3 bolt motor mount
Engine DescriptionSizeVINPrice/Core
1972 Pontiac 455 3 bolt motor mount

455/7.5LY$2,046/$650
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1970 - 1971

1971 Pontiac 455 No smog
Engine DescriptionSizeVINPrice/Core
1971 Pontiac 455 No smog

455/7.5L$2,046/$650
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For troubleshooting tips and repair information on the Pontiac 455/7.5L engine, please visit our Information page.