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4-Stroke diesel engine
USAM is one of the major manufacturers in KOREA, specializing in the manufacturing and supply of spare parts for 4-Storke diesel engines to Korea's leading engine builders, including HHI and HSD Engine. Additionally, we have expertise in providing spare parts for the cylinder heads of 4-Stroke engines, specifically Himsen and Holeby engines.
IMG
   

Valve rotator

TYPE

Himsen
H17/28
H21/32
H25/33
H32/40
chainguidebeamassembly chainguidebeamassembly chainguidebeamassembly chainguidebeamassembly

Valve rotator

TYPE

Holeby
L16/24      L27/38
L21/31      L28/32
L23/30      L32/40
L23/30H
   

Valve guide

TYPE

Himsen
H17/28
H21/32
H25/33
H32/40

TYPE

Holeby
L16/24      L27/38
L21/31      L28/32
L23/30      L32/40
L23/30H

Bush for cylinder head

TYPE

Himsen
H17/28
H21/32
H25/33
H32/40

TYPE

Holeby
L16/24      L27/38
L21/31      L28/32
L23/30      L32/40
L23/30H
   

Valve seat ring

TYPE

Holeby
L16/24      L27/38
L21/31      L28/32
L23/30      L32/40
L23/30H

Thrust shaft for idle gear & cam shaft

TYPE

Himsen
H17/28
H21/32
H25/33
H32/40
   

Intermediate piece & Turning wheel

TYPE

Himsen
H17/28
H21/32
H25/33
H32/40
   
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