4B11T Sleeved Block Finishing Touches:Sleeves & Install Only oversize BC valves and spring

oversize BC valves and spring kit

This robust design ensures consistent and reliable performance under extreme conditions

Coated piston skirts reduce friction and improve longevity

-OEM Crankshaft prepped and balanced under

406" Valve Lift (mm) 10

4B11T Sleeved Block Finishing Touches:Sleeves & Install Only oversize BC valves and springTransform your EVO X 4B11T engine into a high performance powerhouse with our premium Sleeved Block Service. Customer must supply core block. Please read our shipping instructions on the bottom of any of our web pages. Our meticulous process begins with thorough thermal cleaning, meticulously performed by our expert technicians in multiple phases. This guarantees a pristine foundation for your engine's upgrade. With over 30 years of combined