My turn to show off a random custom 3800 part

Mattstrike

Random Crazy Custom Car guy
Feb 13, 2014
542
1,139
GM corporate metric/NorthStar to Chevy adapter:

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I haven't verified the Northstar bolt yet. I created this template to waterjet a 5/8" aluminum adapter for my K2500 3800 swap, tapped and countersunk holes myself. Holes are sized for the threaded fasteners used, Chevy dowel pins are McMaster P/N 91259A792

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Turbocharged400sbc

3800 & 4T80E > ALL
TCG Premium
Jun 16, 2007
32,642
16,103
hangover park IL
god damn it thats fucking awesome!
i have the sbc/BOP/60* pattern already but only the chevy/bop pattern is "dead nuts" my 60* pattern could be off a good bit at the dowels, though the bolt holes are undoubtedly fine.
still have a trans bell in the backyard to map it out whenever i get to that section of my "i need to toss this on the CMM" list.

...someday
 
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