501 Series Performance Head W/ seats and guides 40 Intake 35.5 Exhaust Engle fits '68-'71 Bus & '56-'74

fits '68-'71 Bus & '56-'74 Ghia

A must for competition use

Fits all VW pumps with 8mm bolt holes

Pigtail included

Bug/Ghia '58-'64

501 Series Performance Head W/ seats and guides 40 Intake 35.5 Exhaust Engle fits '68-'71 Bus & '56-'74Made from an AA 501 Series Casting, It is set up to build the performance Head of your needs. It comes with Seats 40x35. 5, Guides, with a 12mm plug hole. The 501 Series Castings come STD with: Increased material at the intake surface giving you the ability to make much bigger ports. A modernized Combustion chamber, for increased head flow & performance. A second Full Fin, so you can Fly cut your heads deeper to achieve almost any desired Head CC