The GReddy oil block center bolt is an M20 x 1.5 fastener intended for use in oil block or filter mounting applications that require that thread size. It functions as the center bolt specified by the oil block assembly and is provided to match the M20xP1.5 thread requirement noted in the product listing. Verify compatibility with your oil block or engine assembly before installation.
GReddy Oil Block Center Bolt Engine M20XP1.5 FILT: M20XP1.5