Weiand B&m 142 177 144 7" Lower 6713, 6791 Upper, 6799 Idler, Pulleys & Belt Set on 2040-parts.com
Brunswick, Ohio, United States
Weiand 6 groove supercharger pulleys for 142/ 144 / 177. Cross check for sure on the others, but they were just pulled from a 142. Stock upper 3.05" and idler pulleys, but the larger 6713 7" lower pulley for increased boost. The larger lower is a better route then a smaller upper as it gives more pulley to belt contact and less slippage. Per Weiand's documents this gives a 2.30:1 ratio compared to the stock 6" pulley at 1.97:1. Just over 9 lbs of boost compared to 5.5 lbs on a 350, or just over 7 lbs compared to 3.8 lbs on a 383. Belt included.
Current prices NEW on Summit Racing right now: Weiand 6791 $110.95 Weiand 6799 $131.95 Weiand 6713 $323.95 Their belts are over $100 Over $650!!! Great condition, a few small nicks on the lower, but nothing that will affect operation. The light spots on the upper in the picture is just where the black coating had come off. |
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