CLEAN the RETURN line across the injector tops. Broken pump flex ring bits will plug that line and cause injection pump trouble. This can be confirmed by running until engine begins to fail, then quickly loose the pump timing cover. If engine speeds up/runs OK WITH the fuel leak but slows/dies with cover tight, it's confirmed the RETURN side is restricted/plugged. Also, the EARLY 4AF/5AF pumps are timed at 10 degrees BTDC. The LATE UPDATED 1AJ pumps are timed at 8 degrees BTDC. The original 3010 and 4010 pumps had no speed advance like the 20 series had, but lots were updated years ago.
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Today's Featured Article - Show Coverage: Central Illinois Strawberry Festival - by Cindy Ladage and Janna Seiz. Every year the coming of summer is highlighted by different events for different people. For some, it is heralded with the end of school, tilling the garden, or completion of the planting season. To us, connoisseurs of find food, antique tractors, farm toys, crafts, and downright fun, the annual Strawberry Festival means summer is here. Every year, in Carlinville, Illinois, the Macoupin County Historical Society and the Macoupin Agricultural Antique Association team up to fill th
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