Hastings "Tough Guy" Racing File-Fit Piston Ring Set - Bore Size: 4.060" Top Ring: 5/64", Second Ring: 5/64", Oil Ring: 3/16" - Oil Ring Tension: Standard 1128604 7" Balancer

7" Balancer

shift rods

One 2-1/16 in Hole

Reversible for installation flexibility

All visors mount with four specially machined aluminum fasteners and provide an air-tight seal with the rubber grommet on the helmet

Hastings "Tough Guy" Racing File-Fit Piston Ring Set - Bore Size: 4.060" Top Ring: 5/64", Second Ring: 5/64", Oil Ring: 3/16" - Oil Ring Tension: Standard 1128604 7" BalancerHastings 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