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Description
MIA's Description
Featuring a flat top design with no valve reliefs, this piston has a bore of 4.1275 inches and a stroke of 4.100 inches. It is designed for stroker engines with an actual displacement of 7.2L/439 and includes piston rings, wrist pin retainers, and a wrist pin. The piston material is forged aluminum, with a compression height of 1.065 inches and a piston head volume of +2.00cc.
Fitment
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Specifications
| Brand | JE Pistons |
| Part Number | J001 311910L |
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Buy with Confidence
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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