GT40P-manifold fit test (dr).jpg
129 hits | 51.08 KB | Posted: 5/19/17
Driver side stock manifold on GT40P head. Impossible spark plug access.

GT40P-manifold fit test (pass).jpg
111 hits | 50.26 KB | Posted: 5/19/17
Passenger side stock manifold on GT40P head. Easy spark plug access.

GT40P-JBA shorties fit test (dr a).jpg
141 hits | 41.23 KB | Posted: 5/19/17
Driver side JBA shorties on GT40P head. Only mildly difficult spark plug access.

GT40P-JBA shorties fit test (dr b).jpg
131 hits | 47.62 KB | Posted: 5/19/17
Driver side JBA shorties on GT40P head, close-up.

GT40P-JBA shorties fit test (dr c).jpg
123 hits | 54.16 KB | Posted: 5/19/17
Driver side JBA shorties on GT40P head, close-up.

GT40P-JBA shorties fit test (pass a).jpg
132 hits | 31.95 KB | Posted: 5/19/17
Passenger side JBA shorties on GT40P head. Fairly difficult spark plug access. Probably requires sh...

GT40P-JBA shorties fit test (pass b).jpg
141 hits | 41.34 KB | Posted: 5/19/17
Passenger side JBA shorties on GT40P head, close-up.

GT40P-JBA shorties fit test (pass c).jpg
135 hits | 45.08 KB | Posted: 5/19/17
Passenger side JBA shorties on GT40P head, close-up of the tightest access point.