Porsche
BPE ported 911S Porsche heads
Note welded & raised exhaust port floor
BPE ported 356 Porsche heads
cut for large
bore and
with twin spark plug conversion
Preparing to flow test 2003 Cup 3.6L 4V 400
HP head
Preparing to flow test early Carrera 1.5L
547 DOHC head
1951 356 Porsche heads with 8MM valve conversion
Notice 4 intake manifold studs used on early heads
See also Denzel