Originally Posted by
stevo123
Don't know if you are aware but the throttle body off a v6 2.8 capri will fit the 3i plenum perfectly. The plenum will need opening up to match the throttle body though of course
No it won't. 3i has a triangular shape, RS1600i a rectangular. MK3 XR3i ones came with an adaptor to make a rectangular tb fit. MK4 XR3is had triangular tbs. And after all... the standard RS1600i tb is as big as the 2.8i one.