What drivers say about XOTIC PERFORMANCE™
Head Bolt Kit - 1965-1990 for 6.5L 6.6L 7.0L 7.4L Chevrolet Big Block Mark IV
ULTRA STRENGTH
In comparison to standard bolts, our alloy's material characteristics enable much higher tensile strength. For the best fatigue strength, threads are rolled after thermal treatment. A high-quality coating can improve corrosion resistance, reduce friction, and improve overall performance.
EASY INSTALLATION
PREMIUM QUALITY
INSTALL GUIDE
PACKAGE CONTENTS
VEHICLE FITMENTS
⚠️ PROP 65 WARNING
CALIFORNIA WARNING: Cancer and Reproductive Harm -www.P65Warnings.ca.gov.