Upper Valve Spring Retainer Cap for CSC TT250 SG250
Upper Valve Spring Retainer Cap for CSC TT250 SG250Upper Valve Spring Retainer Cap for CSC TT250 SG250

Upper Valve Spring Retainer Cap for CSC TT250 SG250

$0.00

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Upper Valve Spring Retainer Cap for CSC TT250 SG250

Original replacement component for CSC TT250 and SG250. This part is identified by CSC ZT58-107 and Zongshen manufacturer code 100105308.

What This Part Does and Why You Might Need It

Holds upper end of valve spring against valve stem keepers. Damaged or mismatched retainer may compromise valve retention; compare exactly with original part.

OEM Identification and Specifications

  • CSC SKU: ZT58-107
  • Zongshen manufacturer reference (2026 stock export): 100105308
  • Product type: Upper valve spring retainer
  • Position: Upper valve spring / valve stem lock
  • Valve spring upper cap/retainer; Zongshen 100105308, published crosscode 15705-I008-0000; diagram part 9
  • Alternate published OEM reference: 15705-I008-0000 (correspondence requires verifying the original part)

Fitment and Important Ordering Details

Cataloged CSC applications: TT250 and SG250. This is one individually sold component, unless the description explicitly identifies a multi-piece assembly. Match the original part number, shape and dimension before ordering. Similar CG125/CG200/CG250 parts can vary by design and production revision; no unverified model compatibility is claimed.

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