[bcowanwheels]

I need the starter spacer part numbers for the cummins to chevy adapter plate and cummins to ford adapter plate . i believe there both the same but not 100% sure. if anybody could help me out i,d be grateful bunches.....
regards
bob

 

[Jakey]

Copied from quickserves information on mine... 4BT with Ford adapter.
I also found the same # in the Automotive book, it states the spacer is the same for GM and Ford Flywheel housings.

Option: SM9006
Starting Motor Mounting Starter Mounting
Clutch Type: Dry
Mounting Capscrew Size: M8
Required Pilot Bore: 100.0
MM
Spacer Thickness: 16.0 MM
Mount SAE Nomenclature:
SAE #1 - 2 Bolt 180 Degre
1 3910901 YES Screw, Hex Flange Head Cap 2 M10 X 1.50 X 55
2 3906647 YES Spacer, Starting Motor 1