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Mack · Models: ASET / E-Tech
891981 Mack YOKE VALVE SCREW (Pack of 6)
Commercial diesel driveline. Match the listed part and engine identifiers before ordering.
Warranty DetailsPAI Industries
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(720) 445-6249
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PAI Part #891981
JAK'S Part #JAKS-891981
| Brand | PAI Industries |
| Engine Make | Mack |
| Engine Model | ASET · E-Tech |
YOKE VALVE SCREW
Sold in a pack of 6. Price shown is for 6 pieces.
Fits:
- MACK E-TECH ENGINES
- MACK ASET ENGINE
OEM cross-references:
- MACK 20706263
- MACK 20706503
- MACK 25100260
- MACK 421GC417
- MACK 421GC41AM
- MACK 421GC41BM
- MACK 421GC41CM
- MACK 421GC41M
- MACK 4559-21438
- MACK 20706605
Discovery models are listed below. Confirm the complete application and any ESN/CPL or size restrictions before ordering.
Mack ASET E-Tech
Most PAI parts carry a 2-year unlimited-mileage PAI warranty — 3 years on the High Performance tier, 1 year on Excel by PAI. See Warranty & Returns for full coverage terms, or call a specialist to confirm the exact coverage on this part.
PAI published warranty tiers: High Performance — 3-Year · Genuine PAI — 2-Year · Excel — 1-Year, unlimited mileage. The badge beside the price shows this product's recorded term; when no badge is shown, confirm coverage with a specialist.