Wiseco Pro Tru Forged Pistons; Flat Top; Set of 8 Pistons; Rings Included; Replacement Ring: 4185H; Replacement Piston: 5056H35 PONTIAC CATALINA


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Part #: PT056H35
Notes: Pro Tru Forged Pistons
Flat Top
Set of 8 Pistons
Rings Included
Replacement Ring: 4185H
Replacement Piston: 5056H35
MSRP: $698.95
Your Price: $658.97
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Specs

Bore 4.185"
Comp Height 1.5
Comp Ratio @ 111cc 8.6:1
Comp Ratio @ 114CC 8.5:1
Dome Volume -2.6cc
Gram Weight 463
Rod 6.625"
Stroke 4.210"

This Item Also Available In

Part Number Price Notes & Specs
5056H35 $93.94 Notes Pro Tru Forged Pistons
Flat Top
Replacement/Individual Piston
Rings Included
Replacement Ring: 4185H
Bore 4.185"
Comp Height 1.5
Comp Ratio @ 111cc 8.6:1
Comp Ratio @ 114CC 8.5:1
Dome Volume -2.6cc
Gram Weight 463
Rod 6.625"
Stroke 4.210"

All Fitments

PONTIAC
Year Model SubModel Cylinders Liter Aspiration Eng Desg. Fuel Notes
1970 - 1976 455 BIG BLOCK ALL ALL ALL ALL ALL ALL
1970 - 1976 BONNEVILLE ALL ALL 7.5 ALL ALL ALL
1970 - 1976 CATALINA ALL V8 7.5 ALL ALL ALL
1970 - 1970 EXECUTIVE ALL ALL 7.5 ALL ALL ALL
1971 - 1976 FIREBIRD ALL V8 7.5 ALL ALL ALL
1973 - 1975 GRAND AM ALL ALL 7.5 ALL ALL ALL
1975 - 1976 GRAND LEMANS ALL V8 7.5 ALL ALL ALL
1970 - 1976 GRAND PRIX ALL ALL 7.5 ALL ALL ALL
1971 - 1976 GRAND SAFARI ALL ALL 7.5 ALL ALL ALL
1971 - 1975 GRANDVILLE ALL ALL 7.5 ALL ALL ALL
1970 - 1973 GTO ALL ALL 7.5 ALL ALL ALL
1970 - 1976 LEMANS ALL V8 7.5 ALL ALL ALL

Product Description

World renowned for our work building race winning pistons, Wiseco utilizes experience from a diverse background of the most sophisticated engines.

Wiseco’s Pro Tru line creates the best value in forged pistons today. These American made pistons are forged and machined by skilled Ohio craftsmen with state-of-the-art forging presses and CNC machines. By using dedicated forgings specific to the final piston shape, Pro Tru pistons are stronger and lighter than industry standards.

Pro Tru sets include plasma moly 1/16, 1/16, 3/16 pre-gapped ring packages which provide excellent seal, friction reduction, and long life. Pro Tru pistons also come in a variety of volumes that allow the engine builder to choose the exact compression ratio required for their engine.

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