
Barr MC-1-87114
GLM 51230
Marine Power 0994-100
MerCruiser 87114,860246
Osco 7114b2
Sierra 18-1953-1
MerCruiser V8 | GM Small Block V8 305-350 cu.in. engine Models 220,228,230,260 and 898 |
Risers | |
HGE 4354 | 4" exhaust outlet, 7" down angle center riser |
XME 44354 | 4" exhaust outlet, 7" down angle center riser |
About Us
Xinlong Machinery is a leading manufacturer specializing in the production of high-quality exhaust manifolds and risers for marine engines. With over 20 years of manufacturing experience, we are dedicated to providing exceptional products and services to the global marine industry, setting the benchmark for excellence.

Production Capacity And Technical Advantages
Xinlong Machinery produces over 500,000 various exhaust manifolds and risers annually, fully meeting the demands of the global market. We have a 12,000 square meter standard factory, which includes a mold workshop, casting workshop, CNC workshop, and quality inspection workshop. Our core high-end equipment is imported from countries such as Germany and Japan. Our production processes strictly adhere to the ISO9001 quality management system, ensuring the reliability and durability of our products.






Partnerships
Over the years, Xinlong Machinery has established long-term, stable partnerships with numerous renowned marine repairers and distributors. We are committed to mutual growth with our clients, earning widespread trust and acclaim by providing high-performance products and superior after-sales service.