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Old September 13th, 2018, 02:04 PM
BillT BillT is offline
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Default Re: 637 V8 gas engine

Quote:
Originally Posted by LEWISMATKIN View Post
Road rangers of that era would more than likely been the RT-610 or RT-613 series transmission. These trannys are rated at 600 ft lbs of torque and were found behind many gas-engine trucks of all major brands of the day.
Right, I believe the RR in my '71 9500 (J-Model, Conventional Cab btw) was an RT-610.
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Drove and owned many, but some of the more interesting ones were:

-'60 GMC 2500 Dump, 305 V-6
-'62 GMC 4000 Flatbed, 305 V-6
-'62 GMC 6500 Flatbed Dump, 478 V-6
-'67 GMC 7500 Box, 6V-53 Detroit
-'71 GMC 9500 Flatbed Dump, 637 V-8
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