Exhaust Manifold 3973422

positive OEM
Cummins
Part# 3973422
note
Engine exhaust manifold directing gases to exhaust system in heavy-duty trucks.
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Extended Lead Time
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Description

The Cummins Exhaust Manifold Assembly (3973422) is a critical engine component that channels exhaust gases from the engine cylinders to the exhaust system. It manages exhaust flow to reduce backpressure and supports thermal regulation within heavy-duty truck engines, contributing to overall engine efficiency and performance.

Key Specifications

  • Application: BS3 5.9L B engines, B6.7 CM2670, B164C, ISBE CM2150, ISBE4 CM850, QSB6.7 CM850, QSB7 CM2880
  • Function: Directs exhaust gases from cylinders to exhaust system
  • Compatibility: Cummins B-series, ISBE, QSB engine series
  • Construction: Cast iron
  • Features: Heat-resistant design, optimized exhaust flow, reduced backpressure, integrated mounting flanges
  • Quality: OEM Cummins part

Shipping Info

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More Information

Current Part# 3973422
Type OEM
Part# variations 3973422 CUM,
3973422CUM
Manufacturer Cummins
Warranty Standard Manufacturer Warranty