JE Pistons File Fit Piston Rings - 4.130" Bore - 0.043" x 0.043" x 3 mm Thick - Low Tension - Iron - 8 Cylinder Head and Neck Restraint Hardware Improved throttle response for 60

Improved throttle response for 60 feet times

3/5 Certified (SFI 5)

GM Fullsize Truck 1967-73

OD - Collector Length 4 in

CNC Machined

JE Pistons File Fit Piston Rings - 4.130" Bore - 0.043" x 0.043" x 3 mm Thick - Low Tension - Iron - 8 Cylinder Head and Neck Restraint Hardware Improved throttle response for 60Product Description: Piston Rings Premium Race Series 4. 130 in Bore File Fit 0. 043 in x 0. 043 in x 3. 0 mm Thick Low Tension Steel Plasma Moly 8 Cylinder JE Pistons is the leader in high performance forged pistons. JE Pistons has built a reputation that the competition can only follow. JE Pistons has a history of manufacturing the highest quality pistons and components that professional engine builders, race teams, and high performance enthusiasts