For vehicles with the 6.6L turbo diesel engine. This cylinder head features casting number 704-1.
For vehicles with the 6.0L gasoline engine. This is an aluminum cylinder head (casting number 317).
This part fits both sides of the engine. This is a bare head only. For vehicles with engine option L96, option L99 (verify your 8th VIN digit is J), or option LS3 (verify your 8th VIN digit is W). This part is not for hybrid models.
Mileage: 120,000 miles
For vehicles with the 6.6L engine.
This part fits both sides of the engine.
Mileage: 99,000 miles
The engine this part was removed from had a broken engine block. This part fits both the left and right sides.
Mileage: 67,000 miles
Browse our selection of quality engine cylinder head parts designed specifically for your GMC Sierra 3500 HD. We carry options across multiple trim levels, body styles, and engine configurations to ensure a perfect fit.
AT4 · Base · Denali · Pro · SLE · SLT · WT
Cab & Chassis · Crew Cab Pickup · Extended Cab Pickup · Standard Cab Pickup
V8 6.0L · V8 6.6L
Automatic
