SRE R+R cyilinder head bolt kit, small-block Chevrolet, +.250"

Item number: SRE-42101

SRE R+R cylinder head bolt kit for small-block Chevrolet. These head bolts are +.250" longer than stock and perfect for use with our SRE R+R cylinder heads. 


  • 190,000 PSI tensile strength steel.
  • Flanged 12 pt head.
  • Underhead radius to prevent failure.
  • Cold forged and heat treated steel.
  • Rolled threads.
  • Thread sealer pre-applied.
  • Sold as set for two cylinder heads.