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DOUGLAS EQUIPMENT Miami · Since 1955
CTP Engine Bearing

CTP-7J4888

CYLINDER GP-BOWL 7J4888 — 631B

CTP connecting rod / main bearing 7J4888 for 631B engine. Tri-metal construction (steel back / copper-lead / babbitt), precision-bored. Standard and undersize available — critical for engine rebuild kits. Application: 631D, 631E, 631G.

In Stock — Miami Warehouse LATAM · 0% Pricing Eligible 30-50% vs OEM

Need a Quote?

Send your machine model + serial number. We confirm exact cross-reference, USD price, lead time, and LATAM documentation.

Call (305) 888-3700 Email Quote Request WhatsApp (LATAM)

Collect multiple parts, send all at once.

OEM Cross-References

CTP aftermarket reference cross-references the following OEM part numbers:

  • 7J4888 OEM

Compatible Machines

Documented fitment for the following machines. Verify with your machine serial number for exact match.

  • 631B
  • 631D
  • 631E
  • 631G
  • 637D
  • 637E
  • 637G

Related Parts in Engine Bearing

Available now

Need CTP-7J4888 or related parts?

Send your machine model + part list. We confirm cross-reference, stock, and LATAM documentation in hours.

✓ Quote in hours ✓ Stock confirmed ✓ LATAM applied
(305) 888-3700
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