AUTOTEC PONTIAC 455 FORGED PISTON SET #1000583

Part # 1000583

$736.00

AutoTec, Pontiac 455, Flat Top, two valve reliefs, 4.185 Bore 4.250 Stroke 1.275 Comp HT

CALL TO ORDER  714-903-4362


Specifications

Engine Family Pontiac 455
CID/Ltr 468/7.7
Bore Inch 4.185
Bore mm 106.3
Stroke Inch 4.25
Stoke mm 107.95
Rod Length 6.8
Comp Dist 1.275
Crown Volume -7cc
CR 1 12.3 @ 72cc
CR 2 11.3 @ 80cc
CR 3 10.6 @ 84cc
Alloy 4032
Weight 491
Pin 0.98
Oil Rails Included Yes
Top Ring 1.5mm
2nd Ring 1.5mm
Oil Ring HT 3.0mm
Piston Style Flat Top, two valve reliefs

Item# Description
1000583

$736.00


compression calculator

Please fill in the details below to calculate the compression ratio for your engine. Accurate inputs will give the best results. Once you’ve filled out the form, click “Calculate” to see your engine's compression ratio.

dome volume to compression ratio


compression ratio to dome volume


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