2020 Isuzu N-Series Cylinder Heads
- SBI®Cylinder Head Saver ShimIsuzu NPR-HD / NQR / NRR 5.2L 2020, Cylinder Head Saver Shim by SBI®. If an Overhead Cam Cylinder Head has been excessively machined the distance between the Cam and the Crank centerline is too small. This will affect the valve timing...Engineered with love for enginesMade for quiet and well-coordinated work of your engine$45.29