Oil pump with 26mm gears. As fitted from August 1970 to all 1300-1600 Aircooled models and T25 waterboxer with the 4 rivet fixing of the cam gear to the camshaft. Cover plate sold separately.
Note: Late 1200 engines still retained the 3-bolt cam and earlier 21mm oil pump (111-115-107\/AK) Usually Shadek Brand. We recommend replacing the gaskets when fitting this oil pump.