Our titanium 12-pt M8x0.75mm block-off bolts enable increased engine oil pressure, improved oil aeration prevention, and the elimination of piston clearance issues in Honda VTEC engine blocks with aftermarket/forged pistons. Kits include 4 bolts, and should be torqued to 12ft-lbs with red threadlocker. Fitments certified for B-Series VTEC, K-Series, and S2000 F20C/F22C1 engines.
