Fuel Pump Spacer for Willys and Jeep Models (1941–1971) – Compatible with 4-134, 6-226 & 6-161 Engines

Description

1/8″ fuel pump spacer. New fuel pumps are known for creating too much fuel pressure. This spacer gives your fuel pump the proper standoff distance from the fuel pump arm to the camshaft lobe and will lower your fuel pressure. Will fit all years of the 4-134, 6-226, and 6-161 engines, F Head and L Head. Made in the USA. Alternate part number: 639183. Fits:

• 1941-1945 MB
• 1941-1945 GPW
• 1946-1949 CJ-2A
• 1949-1953 CJ-3A
• 1953-1964 CJ-3B
• 1955-1971 CJ-5
• 1950-1952 M38
• 1952-1966 M38A1
• 1946-1953 Willys Truck
• 1946-1953 Willys Station Wagon and Sedan Delivery
• 1948-1951 Willys Jeepster
• 1956-1965 FC-150, FC-170

Note: For very high fuel pump pressures you might need more than one spacer. See part FPR for a manual fuel pressure regulator.

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