| Crusing in the Passing Lane Joined: Jun 2011 Posts: 5,096 | I have a 6bt Cummins in my ‘55.2 GMC. Made 8” doghouse. Raised cab .75”, made new lower crossmember under trans. to get engine low enough for exhaust pipe clearance.
Ed
Last edited by EdPruss; 06/22/2024 4:01 AM.
'37 GMC T-18 w/ DD 4-53T, RTO-610, 6231 aux., '95 GMC running gear, full disc brakes, power steering, 22.5 wheels and tires.
'47 GMC 1 ton w/ 302, NP-540, 4wd, full width Blazer front axle.
'54 GMC 630 w/ 503 gasser, 5 speed, ex fire truck, shortened WB 4', install 8' bed.
'55 GMC 370 w/270, 420 4 speed, grain, dump bed truck from ND. Works OK.
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