Catalog: GM Goodwrench Engines Catalog | |
| may be machined to achieve OE spec). Valve Guides Same surface finish and ... geometry. Valve Seats Reconditioned to OE ... . *Assembly information -OE bearing clearances are maintained. Fasteners are tightened ... | |
| a load on the bearings while maximum clearances are present. Be sure to rotate the ... considerable damage. 13. Install the valve covers and be sure to tighten those ... fasteners in the proper sequence. The valve covers need to seal properly to avoid ... | |
| where applicable, adjust the timing and valve clearance and check for leaks. Road ... | |
| Plugged oil filter Excessive bearing clearances, spun bearing, contaminates Perform ... ; check for contaminants. Test bypass valve. Check lubrication system pressure, ... | |
| load. Check for incorrect main bearing clearances. Chirping, Squealing Steady "chirping ... for incorrect connecting rod bearing clearances, piston scuffing, tight piston pin, ... , incorrect connecting rod bearing clearances. Repair as required. Loud pop GM ... . Refer to GM Bulletin 57-60-02. Valve train noise Worn or defective camshaft ... Worn rocker arm or pushrod Broken valve springs Sticking Valves Worn, dirty, ... pump, pushrods Low oil pressure Worn valve guides Collapsed Lifters Check for ... | |
| pulleys. Excessive piston-to-bore clearance (piston slap). Bent connecting rod. ... Incorrect main bearing or rod bearing clearance. Remove drive belts; perform visual ... leak at manifold. Excessive rod bearing clearance. Check engine codes and ignition timing ... down. Check filter with anti-drainback valve. Change oil; check engine performance ... Confirm that filter has anti-drainback valve. Check requires special equipment. ... | |
