Description
Cathedral Port Cylinder Head. If you are seeking the ideal replacement part, this RHS Pro Action GM LS Cathedral Port Cylinder Head with 0.570-Inch Lift Springs; Un-Assembled is the solution. Made incredibly strong, this cylinder head is bolt-on and ready to go.
Construction. This RHS Pro Action GM LS Cathedral Port Cylinder Head are engineered using the best materials on the market for resolute strength. There are bronze/manganese valve guides for holding precision tolerances on valve seat concentricity. That means more secure valves and more power.
Clean Cast Technology.This RHS Pro Action GM LS Cathedral Port Cylinder Head employs Clean Cast Technology. That process removes casting flaws and promotes a smoother internal surface finish. You get better air and coolant flow.
Dual Seat Spark Plug Design. The dual seat spark plug pocket design means you can use the factory style tapered seat spark plugs and flat seat style plugs in wider heat ranges.
Installation. This is a challenging installation that will take every bit of all day. This model comes unassembled.
Warranty. There is a 1-year warranty on this product.
Application. This RHS Pro Action GM LS Cathedral Port Cylinder Head fits 2015-2019 6.0L Silverado 3500 HDs.
CA Residents: WARNING: Cancer and Reproductive Harm
- Pro Action GM LS Cathedral Port Cylinder Head
- 0.570-Inch Springs
- Un-Assembled
- Clean Cast Technology Eliminates Casting Flaws
- Premium Materials Used in Construction
- Bronze/Manganese Valve Guides
- Dual Seat Spark Plug Pocket Design
- Use Factory Tapered Seat Spark Plugs and Flat Seat Style Plugs
- Very Difficult Installation
- One-Year Warranty
- Fits 2015-2019 6.0L Silverado 3500 HDs
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