IHI1164 Features: * Throat depth of 6-1/4" and jaw openings of 5-3/8" * Deigned for light-weight valve springs * Valve Spring Compressor for Small Overhead and L-Head Specifications: * Replacement part: 385-70This valve spring compressor compresses valves in small overhead or L-head engines. Also works on L-heads with manifolds removed and many industrial engines. Makes the job easier and saves time! Warranty: * Lifetime warranty does not cover abuse