The most forgotten part of a gas or diesel engine during an overhaul is the harmonic balancer or vibration damper.
There is no need to add lead to gasoline, even ethanol-blended fuels, because it won’t provide extra lubrication or enhance octane, the Engine Man points out.
The Successful Farming Engine Man advises a reader about having diesel fuel tested to determine the source of sludge building up in their fuel filters.
A reader keeps receiving an ECU code from the engine on his John Deere 9570 combines that technicians can’t explain.
I have an old Ford 800 gas tank with sticky sludge and rust particles in the bottom. The tank is in good shape. Do you know of any way to get the sticky goop out of the bottom?
A reader wonders how high the head of a valve should protrude from the surface of the head when installing new valves.
Successful Farming Engine Man Ray Bohacz has engine grease and field dirt under his fingernails from a life spent repairing vehicles and running a farm. When he’s not busy in the shop, he's working on maintenance articles and videos for Successful Farming magazine and answering questions from readers. The following is a letter the Engine Man received from Bruce Whitaker:
A gas engine traditionally becomes lazy due to an ignition advance issue, worn timing chain, incorrect air-to-fuel ratio, or restricted exhaust.
The Successful Farming Engine Man justifies his recommendation for using an engine cutting tool to reveal engine problems.
The Successful Farming Engine Man, Ray Bohacz, recommends a schedule of maintenance to help eliminate injector plugging in a diesel engine plagued by this problem.