AUTOTEC BIG BLOCK MOPAR 383,440 FORGED PISTON SET #1000574

Part # 1000574

$736.00

AutoTec, Big Block Mopar 383,440, Flat Top, two valve reliefs, 4.375 Bore 4.375 Stroke 1.417 Comp HT

CALL TO ORDER  714-903-4362


Specifications

Engine Family Big Block Mopar 383,440
CID/Ltr 526/8.6
Bore Inch 4.375
Bore mm 111.13
Stroke Inch 4.375
Stoke mm 111.13
Rod Length 7.1
Comp Dist 1.417
Crown Volume -6.7cc
CR 1 13.7 @ 72cc
CR 2 12.9 @ 80cc
CR 3 11.7 @ 84cc
Alloy 4032
Weight 590
Pin 0.99
Oil Rails Included N/A
Top Ring 1/16"
2nd Ring 1/16"
Oil Ring HT 3/16"
Piston Style Flat Top, two valve reliefs

Item# Description
1000574

$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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