| Popular Pontiac Engine Repair Articles |
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| CYLINDER HEAD SPECIFICATIONS |
| Cylinder Head Specifications On
GM 1.6L Engines
General Motors suggests the following specifications be observed
when remanufacturing the cylinder head on 1...... |
| CRANKSHAFT UNDERSIZE FROM FACTORY |
| Factory Undersize Crankshaft
Identification Marks On
GM (Pontiac) 5.0 & 5...... |
| SMALLER ROD BEARING JOURNALS |
| Undersize Crankshaft Diameter Caution On
Some 1975-76 GM (Pontiac) 3.8, 5.7 & 6.6L
(231, 350 & 400 CID) Engines
Some 1975 & 76 - 3.8, 5.7 & 6...... |
| ELIMINATION OF END BOLTS ON EXHAUST MANIFOLDS |
| Elimination Of End Bolts &
Locks From Exhaust Manifolds On
GM (Pontiac) Engines Except Super Duty
All GM (Pontiac) engines...... |
| REVISED MAIN BEARING BOLT ON 1.6L |
| Revised Main Bearing Bolt On
1988-93 GM 1.6L VIN 6 Engines
AERA members have reported revised main bearing bolts on 1988-93 GM
1.6L VIN 6 engines...... |
| CONNECTING ROD OIL SQUIRT HOLE ELIMINATED |
| Connecting Rod Oil Squirt Holes Eliminated On
Most 1973 GM Pontiac Engines
The connecting rod oil squirt holes were eliminated in all GM Pontiac V-8 engines on September 18,...... |
| REAR MAIN ROPE SEAL ALTERNATIVE |
| Rear Main Rope Seal Alternative
The AERA Technical committee supplies the following information on a rear main rope seal alternative. The information provided below was collected over many years...... |
| PISTON SCUFFING AND PIN WEAR ON LIGHT WEIGHT CAST. |
| Piston Scuffing And Pin Wear On
GM 2.5L (151 CID) Engines
Scuffing of piston skirts and excessive piston pin wear are common complaints with General Motors' 2...... |
| TIMING GEAR NOISE |
| Timing Gear Noise Or Knock On
General Motors (Pontiac) 2.5L 1-4 Engines
The following information lists characteristics of timing gear
noise to assist diagnosis of problem cases involving the subject
engines...... |
| KNOCKING NOISE |
| Knocking Noise On
1983 General Motors (Pontiac) 6000 Vehicles
With 2.5L L-4 And 2...... |
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