Hastings "Tough Guy" Racing File-Fit Piston Ring Set - Bore Size: 4.125" Top Ring: 1/16", Second Ring: 1/16", Oil Ring: 3/16" - Oil Ring Tension: Low Body Panels & Components Oil Pump Drive Gear

Oil Pump Drive Gear

Sizing from Extra Small through 3XL

Exactly contoured to the insides of our plastic noses for maximum protection

5-3/4 x 7-1/8 in Legs

Center Filter Sock Inlet

Hastings "Tough Guy" Racing File-Fit Piston Ring Set - Bore Size: 4.125" Top Ring: 1/16", Second Ring: 1/16", Oil Ring: 3/16" - Oil Ring Tension: Low Body Panels & Components Oil Pump Drive GearHastings racing piston rings deliver race winning performance in even the most extreme applications. The low tension, low friction design provides unsurpassed combustion seating and exceptional sealing. Each set includes plasma moly, high tensile cast iron top rings; reverse twist, taper faced cast iron second rings, and choice of standard or low tension Flex Vent stainless steel oil control rings. Low tension oil rings make significant increases in