Hastings 4.020" Bore Piston Rings 5/64 x 5/64 x 3/16" Thick Standard Tension Moly - 8 Cylinder 4125CMDBU Dwell Control Circuit

Dwell Control Circuit

The Delta deflectors generate increased scavenging for better performance and reduced interior sound

Kit allows the clip to stay fastened to body panel or angle bracing when removing body panels for maintenance or cleaning

Mid-plate features multiple mounting holes spaced 1/2" apart and a 5/8" offset to work with many different chassis

Valve spring upgrade required

Hastings 4.020" Bore Piston Rings 5/64 x 5/64 x 3/16" Thick Standard Tension Moly - 8 Cylinder 4125CMDBU Dwell Control CircuitProduct Description: Piston Rings 4. 020 in Bore Drop In 5 64 x 5 64 x 3 16 in Thick Standard Tension Steel Plasma Moly 8 Cylinder For nearly 100 years, Hastings has earned its reputation as a leader in piston ring technology.