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JE Oil Rail Support designed to lock the oil rail in piston oil-ring grooves and prevent rotation. The JE-exclusive locking detent holds the rail support gap at 90 degrees from the pin bore opening to stop rail spiraling on pistons with short compression distances. Supplied as individual supports sized for minimum 3.875-inch to maximum 3.904-inch bores with a 0.173-inch radial depth.
JE Pistons Oil Rail Support
