Why we no longer work with used Type 4 Cylinderheads.
Author: Hoffman
Can't walk and chew gum at the same time, but never chews gum so it's not an issue.
The Hot Head Pressure Testing Myth
A brief debunking of a common misconception about water cooled cylinder head cracks.
Porsche 987/997 Valve Seat Issues
This problem of intake valve seats dropping has struck quite a few owners over the past few years. We first became aware of it with
Like a Kid at Christmas
Blueprint Specials. For the VW Bus owner who has everything… but a great set of heads!
356/912 Porsche Cylinderheads
Remanufacture of 356/912 Porsche cylinderheads is covered in this article.
AAPerformance Chinese 2.0 914/4 Knockoffs
As of 7-6-19 we have a small supply of these castings in-stock and ready for finish work with our high quality components and craftsmanship. These castings
