Captive Washer Cylinder Head Bolt, PAI 891978OEM (OEM 20706539), Pack of 1
Suggested Additional Parts
Commonly sold with this product. These parts are sold separately.
| Brand | PAI Industries |
| Part Category | Head Bolts & Fasteners |
| Sub-Type | Cylinder Head Fastener |
| Engine Make | Mack |
| Engine Model | ASET · E-Tech · E7 |
Pack of 1.
PAI 891978OEM: Captive Washer Cylinder Head Bolt. Captive washer, hex head, external hex drive, steel; literal M16 x 2 x 198 designation, selected length 7.79in / 198mm. For Mack E7 / E-Tech / ASET applications. Manufacturer-designated parent reference: MACK 20706539.
Manufacturer application categories
MACK E7 ENGINES; MACK E-TECH ENGINES; MACK ASET ENGINE. Confirm the complete required part number and application before ordering.
Manufacturer product cross-references
MACK 20706539
Fits:
- MACK E7 ENGINES
- MACK E-TECH ENGINES
- MACK ASET ENGINE
OEM cross-references:
- MACK 20706539
- PAI 891978OEM
These catalog references may identify this part or components in an assembly. A listed number alone does not confirm whole-assembly interchange or vehicle fitment. Confirm the required part before ordering.
| Number |
|---|
| MACK 20706539 |
| PAI 891978OEM |
No cross-reference numbers match that search.
Discovery models are listed below. Confirm the complete application and any ESN/CPL or size restrictions before ordering.
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.