13btt or 20B??
Whats up im new to these forums i just picked up a 1995 3rd gen rx-7 but the motor has to many miles and i want to swap out the engine for either the 13btt or the 20b....can you guys help me out and tell me the pros and cons about each each and what are some site where i can find so parts for them....ok for now i wanna reach around 400 hp...for now...
|