Hastings "Tough Guy" Racing File-Fit Piston Ring Set - Bore Size: 4.030" Top Ring: 1/16", Second Ring: 1/16", Oil Ring: 3/16" - Oil Ring Tension: Standard 7 Cable Bracket Constructed from 12-gauge Size:12 Wide STIAA0114AF2640101 Resist Carbon Tracking 5846-001

Cable Bracket Constructed from 12-gauge Cold Rolled Steel

this makes these manifolds 75% thicker to combat cracking due to high exhaust temperatures

Resists Scratching/Peeling And Fading

High temperature Metalized Polyimide lamination

Hastings "Tough Guy" Racing File Fit Piston Ring Set Bore Size: 4.030" Top Ring: 1 16", Second Ring: 1 16", Oil Ring: 3 16" Oil Ring Tension: Standard 7 Cable Bracket Constructed from 12 gauge Size:12 Wide STIAA0114AF2640101 Resist Carbon Tracking 5846 001 Cable Bracket Constructed from 12 gauge Cold Rolled Steel this makes these manifolds 75% thicker to combat cracking due to high exhaust temperatures