Head Bolt Set, 12-Point Head turbocharger bov 50mm AU and 4 ring configurations

and 4 ring configurations

Withstands 1100°C (2000F) radiant heat and 650°C (1200F) direct heat and can be easily trimmed to desired size

For cars driven every day but raced occasionally on the weekends

• Washer included

Head Bolt Set, 12-Point Head turbocharger bov 50mm AU and 4 ring configurationsfits Holden 253 304 308 (Under Cut) Part Number : AR205 3701 High Performance Series high Performance Head Bolts Are Available With A Reduced Wrenching Hex Or 12 point And Wide Area Flanged Head That Eliminates The Need For Valve Train Removal To Facilitate Cylinder Head Retorquing. All High Performance Series Bolts Are 180,000 Psi (which Is 15% Stronger Than Grade 8) And Kits Come Complete With Hardened Parallel ground Washers.