Product Overview:
The 3021581 Oil Cooler Core compatible with Cummins NTA855 Big Cam I/II/III engines. Engineered for heavy-duty highway trucks, bulldozers and stationary generators. Optimized copper tube structure maintains stable lube oil temperature under prolonged cyclic high-load road & off-road operation.
3021581 Oil Cooler Core Specification:
Item
Specification
Part Number
3021581
Compatible Engines
NT855, NTA855 (Small Cam / Big Cam I, II, III)
Structure Type
Tubular water-cooled cooler core (tube bundle type)
Overall Length
12-5/8 Inch ≈ 321 mm
Outer Diameter
4.98 Inch ≈ 126.5 mm
Net Weight
4.3–4.6 KG
Package Outer Dimension
350 × 160 × 160 mm
Designed Oil Pressure
≤10 bar
Designed Water Pressure
≤6 bar
Operating Temperature Range
-20℃ ~ 110℃
Application Scenarios
Generator sets, construction machinery, dump trucks, marine auxiliary engines
Why Choose Us?
✅100% Genuine Parts: Directly supplied by CCEC with official certification
✅Wholesale Discounts: Tiered pricing for bulk orders and long-term cooperation
✅Professional Support: Free technical guidance from certified engineers
✅Fast Global Delivery: 24h dispatch, worldwide shipping in 3-15days
Name: Andy
Mobile:+86 19924579082
Tel:+86 19924579082
Whatsapp:8619924579082
Email:andy@partscummins.com
Add:5F, Block 4, Next Industrial Park, 136 Zhongkang Road, Futian Dist, Shenzhen
We chat