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Re: Big Block Motor Mount Question...?
Quote:
Originally Posted by 71 super
The crossmember is basically the same you will have to move it back a little further on the frame- the holes are there. You can use sb mounts but they require modification as corn stated. You will also need a frame bracket for the th400- different from th350 but the rod from column to shift pawl is the same length. You will also need a driveshaft due to length of 400. Some early 69/70 lwb trucks used low hump floors with bb so you don't need to cut the floor to make it fit, unless you just want to.
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Ok, I re-read this... the X-member will work, but requires a different pivot point bracket for the linkage....
I did expect the driveshaft change already (plus we don't have one so we were having to have one made already)
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My Trucks:
1967 Chevrolet Short Wide Box 327 TH350 9" w/3.90 gears paint will be White - Current Project
1967 Chevrolet Custom LWB 283 TH400 3.73 Posi, no-AC, no-PS, no-PB, bench-seat, small-window - mostly orig driver
1967 Chevrolet CST LWB originally a 327 TH400 3.73 Posi AC PS PB, had Buddy Buckets, Small Window - parts truck
1967 Chevrolet CST LWB, 283 MT 3.73 had Buddy Buckets, Panoramic Window - parts truck
2001 Chevrolet 3500 2WD Crew Cab Dually 8.1L Allison White
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