Pai Industries Oil Cooler Part No: ECC-8604

$695.61

The ECC-8604 Oil Cooler by Pai Industries is a Core Kit engineered for Mack E6 2/4-Valve, E7, and E-Tech engines. Designed to replace OEM numbers like 4103-5000810958, 316GB35P2 / P4, and 57GC270, this unit ensures proper oil temperature regulation and reliable performance under heat stress. With included gaskets and O-rings for correct sealing, it resists leaks and thermal fatigue. Sold by Wofford Truck Parts, this core kit is ideal for dependable service.

Specifications

The PAI ECC-8604 Oil Cooler Core Kit is a heavy-duty replacement component for Mack / Renault / Volvo engines in the E6 2-/4-Valve, E7, and E-Tech families. It replaces OEM oil cooler core numbers such as 4103-5000810958, 316GB35P2, 316GB35P4, 57GC270, and related references, providing the same core design, sealing surfaces, and mounting compatibility. The kit includes the cooler core, matching gasket set and O-rings to ensure proper installation and leak-free operation. Built to resist thermal cycling, high oil pressure, and environmental exposure, this cooler helps maintain proper oil viscosity and engine health. Wofford Truck Parts stocks the genuine Pai product, so you get OEM-level quality, fit, and durability.

Weight

Compatibility

Mack — CH Series (CH/R/CH613 / highway tractors) — commonly fitted with E7 engines (1990s → early 2000s).

Mack — Vision — widely offered with the E7 (introduced 1999; production ~1999–2006/2007).

Mack — Pinnacle — successor to Vision; many early Pinnacle models (mid-2000s) were offered with E-Tech / E7 family engines.

Mack — Granite / Granite series (vocational) — selected vocational models used E6/E7 variants in the 1990s–2000s depending on configuration.

Mack — Other Mack highway & vocational chassis fitted with E6 / E7 / E-Tech family engines across the 1990s → mid-2000s (various models and year ranges).