AMG M157 Sleeved Block Finishing Touches:Bore & Hone with torque plate & O-Ring providing enhanced rigidity and resistance

providing enhanced rigidity and resistance to cylinder wall movement

INCREASED CRUSH for improved bearing retention

406" Valve Lift (mm) 10

Upgrade your YXZ1000r engine with the Stage 3 Head

-EMU PRO-8 Standalone ECU

AMG M157 Sleeved Block Finishing Touches:Bore & Hone with torque plate & O-Ring providing enhanced rigidity and resistanceTransform your AMG M157 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 experience