Sierra 18-7639 Remanufactured Carburetor for Select Mercarb 5.7L 2V, 5.7L, 5.7L MIE.
The carburetor is precision remanufactured to meet or exceed OEM specifications.
It has been re-calibrated and re-engineered to maximize fuel efficiency and performance.
Flow testing is conducted throughout the entire throttle range.
Fuel mixture and idle settings are pre-set, requiring only minor idle and choke adjustments during installation.
The base has been resurfaced, and throttle shaft bushings have been replaced.
It replaces Mercruiser Stern Drive 861245A1 and Mercury Marine 3310-864943A01.
Fits Mercarb - 5.7L 2V 1998 and newer, 5.7L (Serial Range OL010337-OW300754), and 5.7L MIE (Serial Range OL002003-OW090899).
A gasket is included.
Use replacement gasket, Sierra part number 18-0994.
Use carb replacement kit, Sierra part number 18-7098-1.