AUTOTEC LS7 12° FORGED PISTON SET #1000747

Part # 1000747

$663.00

AutoTec, LS7 12°, Flat Top, two valve reliefs, 4.130 Bore 4.000 Stroke 1.115 Comp HT

CALL TO ORDER  714-903-4362


Specifications

Engine Family LS7 12°
CID/Ltr 429/7.0
Bore Inch 4.13
Bore mm 104.9
Stroke Inch 4
Stoke mm 101.6
Rod Length 6.125
Comp Dist 1.115
Crown Volume -4.1cc
CR 1 12.5 @ 64cc
CR 2 11.9 @ 66cc
CR 3 11.1 @ 70cc
Alloy 4032
Weight 457
Pin 0.927
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
1000747

$663.00


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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