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JE Pistons Chevrolet Big Block Heavy-Duty/Blown Flat-Top Kit – 4.310 in Bore, 1.520 in CH, −3 cc – 257974 (No Rings)
SKU: JE-257974
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JE heavy-duty/blown flat-top kit for Chevrolet Big Block engines; this listing is marked no rings. Part 257974 is cataloged for multiple block/rod combinations: 9.780 in standard deck, 4.250 in stroke/6.135 in rod/1.520 in compression distance; or 10.180 in tall deck, 4.250 in stroke/6.535 in rod/1.520 in compression distance. Bore is 4.310 in and crown volume −3.0 cc. Verify block height and rod length; rings are separate.
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