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Engines and Components› Pistons and Piston Rings

Mahle

Mahle MS Piston Set BBC Mar 509ci 4.50in Bore 4in Stroke 6.135in Rod 0.990 Pin -3cc 9.0 CR Set of 8

$924.29 $850.34 Save $73.95

SKU: M002 930077100

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Description

Part #: 930077100

509cid 4.500 x 1.645CH, 4.000stroke,6.135rod,0.990pin,-3.0cc,661g,8.9CR, 4032

This product may expose you to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.

MIA's Description

The Mahle 930077100 Piston Set is designed for Big Block Chevy 502 Marine and 509ci engines, featuring a 4.500-inch bore size and a flat top design with a -3.0cc piston dome volume. These pistons are constructed from 4032 forged aluminum and include a performance ring set, high-quality steel wrist pins, and race-proven round wire locks.

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Specifications

BrandMahle
Part NumberM002 930077100

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Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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