G 3500 1 Ton Van V8-454 7.4L (1989)
![background image](/gmc/g_3500_1_ton_van/v8-454_7.4l/Page-385001.png)
Piston: Specifications
Piston Diameter Standard
4.2465-4.2485 in
Note: Measured at 90 degree angle to piston pin.
Piston Clearance
Desired
0.003-0.004 in
Service Limit
0.0050 in
Piston: Specifications
Piston Diameter Standard
4.2465-4.2485 in
Note: Measured at 90 degree angle to piston pin.
Piston Clearance
Desired
0.003-0.004 in
Service Limit
0.0050 in