Hastings "Tough Guy" Racing Standard Piston Ring Set - Bore Size: 4.040" Top Ring: 1/16", Second Ring: 1/16", Oil Ring: 3/16" - Oil Ring Tension: Standard 13107 Pedestal mounting base includes four

Pedestal mounting base includes four self-tapping fasteners and adapts easily to a variety of surfaces ensuring a shock and vibration resistant attachment point for your instrument

1969-1991 Chevrolet Blazer

The included massive air filter is surrounded by an open-element XLPE (cross-linked polyethylene) polymer housing that minimizes warm engine air for maximum performance

CNC machined from billet aluminum and anodized

Tire Groover Head

Hastings "Tough Guy" Racing Standard Piston Ring Set - Bore Size: 4.040" Top Ring: 1/16", Second Ring: 1/16", Oil Ring: 3/16" - Oil Ring Tension: Standard 13107 Pedestal mounting base includes fourHastings 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