For 1990-2009 cars

Application | GM SPO Group Number
--- | ---
Automatic Transmission Engine Flywheel | 0.666
Camshaft Bearing | 0.539
Camshaft Timing Chain | 0.724
Connecting Rod | 0.603
Connecting Rod Bearing Kit | 0.616
Coolant Radiator | 1.219
Crankshaft Balancer | 0.659
Crankshaft Bearing Kit | 0.096
Crankshaft Oil Deflector | 1.43
Cylinder Head | 0.269
Cylinder Head Gasket | 0.289
Distributor | 2.361
EGR Valve Cover | 3.671
EGR Valve Gasket | 3.68
Engine Block | N.S.
Engine Camshaft | 0.519
Engine Cooling Thermostat | 1.246
Engine Crankshaft | 0.646
Engine Electrical Cooling Fanning Kit | 1.055
Engine Front Cover | 0.206
Engine Front Cover Gasket | 0.207
Exhaust Manifold | 3.601
Exhaust Manifold Gasket | 3.27
Fuel Injection Fuel Rail Cover | 3.33
Ignition Coil | 2.17
Intake Manifold | 3.265
Intake Manifold Gasket | N.S.
Manual Transmission Engine Flywheel | 0.666
Multi Port Fuel Injection Fuel Rail | 3.33
Oil Filter | 1.836
Oil Filter Adapter | 1.84
Oil Filter Adapter Gasket | 1.84
Oil Level Indicator | 1.516
Oil Level Indicator Tube | 1.516
Oil Pan Kit with Gasket | 1.429
Oil Pan Reinforcement | 1.426
Oil Pump | 1.652
Oil Pump Drive Shaft | 1.639
Piston with Pin | 0.629
Piston with Ring Kit | 0.643
Radiator Air Deflector | 1.272
Radiator Fan Shroud | 1.277
Radiator Outlet Hose | 1.173
Radiator Surge Tank | 1.24
Spark Plug | 2.27
Starter Motor | 2.041
Throttle Body | 3.725
Throttle Body Gasket | 3.336
Valve Lifter | 0.459
Valve Lifter Guide | 0.439
Valve Pushrod | 0.426
Valve Rocker Arm Cover | 0.386
Valve Rocker Arm Cover Gasket | 0.423
Valve Spring | 0.303
Water Pump Drive Coupling | 1.105
Water Pump Drive Shaft | 1.105
Water Pump Gasket | 1.079
Water Pump Kit | 1.069
Water Pump with Gasket | 1.069