You can't repair them...only replace them. Any auto parts store can get them and they're not too expensive.
By removing the valve cover from the engine, then removing the rocker nut on the bad rocker. Refer to a technical manual for torque specifications, as this must be properly torqued!!!
The rocker arm torque specifications, for your 1990 4.3 liter Chevrolet engine, is 15 pounds per square inch. The rocker arm should be torqued in five pound intervals.
could be worn rocker arms ( under valve covers ) or lifters
# 1 cylinder is the front cylinder on the passenger side of the engine
first you must determine that, it's NOT a rod knock or rocker arm
An engine diagram for a 1990 Honda Civic is available through service repair manual books. These books depict how to correctly repair and troubleshoot the engine using diagrams and step by step instructions.
The 1990 Stanza only came with a 4 sylinder.
either a 2.4 4 cylinder or 4.0 liter 6 cylinder engine
The factory engine sizes are a 2.5L four cylinder and a 4.0L six cylinder.
For a 1990 Ford Tempo 2.3 litre four cylinder engine : If the 8th " character " of the VIN is an " X " ( 98 horsepower ) If the 8th " character " of the VIN is an " S " ( 100 horsepower ) According to my Chilton's Auto Repair Manual
Six cylinder, on the front behind the engine mount. Four cylinder, rear of the engine under the exhaust manifold.
get a different engine