later models 21/2 bolton part #11045 3 bolt-on part #11046 21/4 slip on part ... transmission mount #12652 for turbo 350 · 1973-78 use rear transmission mount # ... 12653 for turbo 350 120 will fit corvette d-port aluminum ... installation kit #12620 with turbo 350 saginaw 4-speed muncie 4-speed and ... for turbo 400 powerglide and turbo 350 transmissions may use stock ... 150 will fit on angle plug heads except 3/4 reach plug applications 151 header ... with an engine of displacement between 305-400 cubic inch engines excluding those ... kit #12679 requires the purchase of 2 anchor engine mounts #2329 or equivalent 167 ... 173 fits t.p.i engines with single 3 inlet catalytic convertor only ... shock towers must measure a minimum of 333/4 measured between the top of the ...