Pair of replacement Rochester idle mixture screws.
10-32 pitch thread
2.045" overall length
Qty: 2
Replaces OEM part # 17057983
Fites:
Rochester 2G Carburetors
Rochester Dualjet Carburetors
Fits: 1977-78 GM w/V6
Idle mixture screws fit the following carburetors:
17058140, 17058141, 17058143, 17058144, 17058145, 17058147, 17058148, 17058149, 17058182, 17058183, 17058185, 17058187, 17058188, 17058189, 17058444, 17058446, 17058447, 17058448, 17058140, 17058141, 17058143, 17058144, 17058145, 17058147, 17058148, 17058149, 17058182, 17058183, 17058185, 17058187, 17058188, 17058189, 17058444, 17058446, 17058447, 17058448
May fit other applications .