• High-performance aluminum alloy piston kit OEM NO 3161700102, 3461700106 perfectly matches 4DR5 diesel engine, ideal replacement part for auto engine overhaul repair
• Strictly manufactured with OD 92mm outer diameter and 28*77mm pin size, fully consistent with original dimension standards for precise installation fitment
• Premium aluminum alloy raw material delivers outstanding heat dissipation capability, effectively reducing engine thermal load during long-time heavy-duty operation
• Every piston set undergoes multi-round quality inspection under ISO 9001:2015 quality system, stable quality for aftermarket engine replacement
• Comes with reliable after-sales guarantee of 100,000 km or 1 year, removes worries for repair shops, wholesalers and end users
• Multiple packing solutions available: Heatspin brand packing, neutral packing and customized packing to meet different reseller market requirements
• Precision machining minimizes friction loss, helps restore original engine power and lowers oil consumption for worn-out engines
• Flexible order options cover bulk kit wholesale and single part supply, compatible with Isuzu Mitsubishi Toyota Hino Nissan Mazda Komatsu Hyundai Kia series engines to satisfy diversified global procurement demands

We are a premier manufacturer and global supplier specializing in high-performance diesel engine components for Japanese and Korean vehicle series (for Isuzu, Mitsubishi, Toyota, Nissan, Mazda, Hino, Hyundai, Kia...). With our advanced manufacturing facility located in Huludao, Liaoning Province, and our strategic sales and warehouse in Baiyun District, Guangzhou, we bridge the gap between precision production and efficient global distribution.

At Heatspin, we are committed to "Powering Your Engines with Precision." Whether you are looking for a reliable factory partner or a consistent supplier for your local market, we are ready to support your business.