Hastings "Tough Guy" Racing File-Fit Piston Ring Set - Bore Size: 4.000" Top Ring: 1/16", Second Ring: 1/16", Oil Ring: 3/16" - Oil Ring Tension: Standard Fluid Cooler Mount Kit One Dual 4 AN Outlet

One Dual 4 AN Outlet Adapter

These kits contain (18) pairs of jets in a numbered reusable poly box for storage

Product Dimensions: 9

18 x 24 x 23 in Trapezoid

Hastings "Tough Guy" Racing File-Fit Piston Ring Set - Bore Size: 4.000" Top Ring: 1/16", Second Ring: 1/16", Oil Ring: 3/16" - Oil Ring Tension: Standard Fluid Cooler Mount Kit One Dual 4 AN OutletHastings 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