Hastings | Moly Ring Set
Featuring the famous Flex-Vent 3-piece oil control ring. First introduced in 1956 and still widely preferred by professional engine builders.
Part Type: Piston Ring Set
Bore Size (in): 4.040"
Bore Size (mm): 102.616mm
Piston and Ring Oversize (in): .040
Piston and Ring Oversize (mm): 1.016mm
File Fit: No
Gapless: No
Top Ring Thickness: 5/64"
Top Ring Material: Iron
Top Ring Facing Material: Plasma Moly
Second Ring Thickness: 5/64"
Second Ring Material: Iron
Second Ring Facing Material: Phosphate Coated
Oil Ring Thickness: 3/16"
Oil Ring Material: Stainless Steel
UPC: 00075538020554
Manufacturer: Hastings
Manufacturer's Part Number: 2M139040
Warranty: Race Application, No warranty expressed or implied
Quantity: Sold as Set |