PRODUCT HIGHLIGHTSHeatspin high-performance piston kit is crafted from premium high-strength aluminum alloy, custom-engineered for Isuzu 4BD1T diesel engines, with standard OD 102mm and 35*87mm piston pin, delivering outstanding high-temperature resistance and anti-deformation capacity for long-term heavy-duty commercial vehicle operation. Produced via micron-level CNC precision machining, fully compatible with complete OEM part numbers:5-12111-242-1,5-12111-265-0,5-12111-649