Quick view Out of stock Sierra 18-4486 Cylinder Head Assembly $1,046.99 $732.99 Sierra 18-4486 Cylinder Head Assembly for 5.7L Vortec (1996 - Up) Fits: 5.7L V-8 GM Vortec (1996-Up) with press in... Add to Cart
Quick view Add to Cart Sierra 18-4491 Cylinder Head Assembly $1,225.99 $858.49 Cylinder Head Assembly for 4.3L Vortec Additional Details: Intake Manifold Mounting Bolts: 8 8 Valves Cover: Center Mount Note: Not for use with engines using factory roller rocker arms Replaces: 4.3L Vortec... Add to Cart
Quick view Out of stock Sierra 18-4489 Cylinder Head Assembly $1,428.49 $999.99 Cylinder Head Assembly for 2.5/3.0L (1968 - 95) - Special Order est. 10 Days Fits: 2.5L/3.0L GM (1968-95) Add to Cart
Quick view Out of stock Sierra 18-4485 Cylinder Head Assembly $1,197.99 $838.99 Cylinder Head Assembly for 5.7L (1987 - 1995) - Special Order est. 10 Days Key Features Fits: 5.7L V8 GM (1987-95)w/press in rocker arm studs w/12 intake mntg bolts High performance scre in rocker arm studs utilized in GM cyl. heads Hardned Steel... Add to Cart
Quick view Out of stock Sierra 18-4486 High Performance Cylinder Head $1,135.99 $863.49 Sierra 18-4486HP High Performance Cylinder Head All cylinder heads are new castings Complete assemblies with new stainless steelvalves Hardened steel exhaust seats, valve springs, valve locks & retainers High performance screw-in rocker arm... Add to Cart
Quick view Out of stock Sierra 18-4501 5.0L Vortec Cylinder Head $1,219.99 $853.99 Sierra 18-4501 5.0L Vortec Cylinder Head Add to Cart
Quick view Out of stock Sierra 18-4501HP Cylinder Head $1,213.49 $849.49 Sierra 18-4501HP Cylinder Head Add to Cart