JE Pistons Oil Rail Support Ring J4155-183 Product:Suit 4.155" - 4.184" Bore Part Number: AF64-4201BLK

Part Number: AF64-4201BLK

Product Box Length: 18

AR450-7402

AirDrive Series Boost Gauge2-1/16"

JE Pistons Oil Rail Support Ring J4155-183 Product:Suit 4.155" - 4.184" Bore Part Number: AF64-4201BLKOil Rail Support RingSuit 4. 155" 4. 184" Bore Brand: JE Part Number: J4155 183 Description: JE Rail Supports feature a special locking detent to prevent rotation of the oil rail and keep the rail support gap 90 from the pin bore opening on the piston. This JE exclusive feature prevents the rail from rotating in the oil ring groove. Oil rail supports prevent the oil ring rails from spiraling off of pistons with short compression distances.