jims overdrive transmission 6 speed plain alu - 70-84 4-speed Shovel/ 36-69 OHV

JIMS 6-SPEED OVERDRIVE TRANSM FOR 4-SP
PLAIN ALU HOUSING WITH CHROME BILLET TRAPDOOR, TRANSMISSION SIDE AND TOPCOVER. Note: Modifications and additional parts required. See catalog.
Fits: > 70-84 4-speed Shovel; 36-69 OHV generator models with open belt only