This Head Bolt set will fit 1963-1970 Triumph 650 models. It include 9 brand new bolts with the correct CEI threads and lengths for your British motor. Don't overlook this important item during a motor rebuild, head bolts stretch and fatigue over time. Replacement for OEM # 70-0327. This head bolt set includes: Quantity of 4: 70-1596 / E1596 head bolts for rocker box / torque stay

Quantity of 4: 70-0327 / E327 outer head bolts
Quantity of 1: 70-4771 / E4771 center head bolt