Hastings "Tough Guy" Racing Standard Piston Ring Set - Bore Size: 4.030" Top Ring: 1/16", Second Ring: 1/16", Oil Ring: 3.0mm - Oil Ring Tension: Standard H Beam Rod Gear Cover Bearing

Gear Cover Bearing

Time-proven H-Beam design with double-pass machined cavity for minimal weight and maximum rigidity

Limited LIFETIME warranty for as long as you own your vehicle

Stilo ST5 Low Air Intake

1987-1987 Pontiac Grand Prix

Hastings "Tough Guy" Racing Standard Piston Ring Set - Bore Size: 4.030" Top Ring: 1/16", Second Ring: 1/16", Oil Ring: 3.0mm - Oil Ring Tension: Standard H Beam Rod Gear Cover BearingHastings 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