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SEALED POWER
Piston Ring Set 4.040 1/16 1/16 3/16, by SEALED POWER, Man. Part # R990240
Piston Rings - Speed Pro - 4.040 in Bore - Drop In - 1/16 x 1/16 x 3/16 in Thick - Standard Tension - Ductile Iron - Plasma Moly - 8-Cylinder - Kit$128.99 -
on sale!21% off
HASTINGS
Piston Ring Set 4.040 5/64 5/64 3/16, by HASTINGS, Man. Part # 139040
Piston Rings - 4.040 in Bore - Drop In - 5/64 x 5/64 x 3/16 in Thick - Standard Tension - Iron - Phosphate - 8-Cylinder - Kit$26.89$33.99$33.99 -
on sale!9% off
HASTINGS
Piston Ring Set 4.040 5/64 5/64 3/16, by HASTINGS, Man. Part # 2M139040
Piston Rings - 4.040 in Bore - Drop In - 5/64 x 5/64 x 3/16 in Thick - Standard Tension - Steel - Plasma Moly - 8-Cylinder - Kit$46.45$50.99$50.99 -
HASTINGS
Piston Ring Set 4.040 5/64 5/64 3/16, by HASTINGS, Man. Part # 2M5508045
Piston Rings - Premium Ductile Moly - 4.040 in Bore - File Fit - 5/64 x 5/64 x 3/16 in Thick - Standard Tension - Ductile Iron - Plasma Moly - 8-Cylinder - Kit$128.99 -
on sale!9% off
SEALED POWER
Piston Ring Set 4.040 5/64 5/64 3/16, by SEALED POWER, Man. Part # R934345
Piston Rings - Speed Pro - 4.040 in Bore - File Fit - 5/64 x 5/64 x 3/16 in Thick - Standard Tension - Ductile Iron - Plasma Moly - 8-Cylinder - Kit$154.26$168.99$168.99 -
JE PISTONS
Piston Ring Set 4.040 Bore .043 .043 3.0mm, by JE PISTONS, Man. Part # JG7708-4040-5
Upgrade your engine performance with the JE PISTONS Piston Ring Set. Designed for a 4.040-inch bore, these premium race series rings provide a perfect fit for your engine. With a file-fit design and low tension, these rings offer optimal sealing and...$299.99