The gear box is now working correctly, and not before time. Â It has been a very severe source of frustration! Â The main shaft splines are a bit worn, and i suspect the overdrive coupling’s corresponding splines are also similarly affected, giving a small amount of backlash. Â It’ll be alright for a few years yet, but […]
Gear Box, Again
I stripped and rebuilt the gear box with new bearings for the main shaft and the back of the lay shaft – they all looked fine, but the main shaft rear bearing (the big one) had a small amount more play than its new replacement. I refitted the old primary pinion that hadn’t been jumping […]
Dropping the Diff Ratios – Salisbury
Though the 3.54 diffs in the coiler axles gave me much better cruising rpm and fuel economy (10%), they didn’t drive nicely and I strongly suspect they were a major contributory factor in the failure of the gear box.  So, I have replaced the rear 3.54 diff with a SIII 109’s  4.71 ratio diff.  The […]
Gear Box Out Again
After a couple of days, the gear box started popping out of 4th on the over-run. Â It was also a little noisy, too. Â I suspect the problem was how I fitted the transmission after replacing the broken gear – instead of assembling the entire transmission and then lifting it into the vehicle with a crane, […]
Gear Box Running Well
I have only had it back in for a couple of days, so it has only covered about 50 miles so for, but the box seems to be working correctly. Â I need to tweak the position of the overdrive lever mounting bracket, as it occasionally rattles against the box casing, but other than that, it […]
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