Apex Cylinder Head Bolt Set AHB427 for 1986-2000 Ford/Mazda/Merkur 4.0L 2.9L V6 (Aerostar, Bronco II, Explorer, Ranger)
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The Fel-Pro Cylinder Head Bolt Set (part number ES 72794) provides the torque-to-yield cylinder head bolts for 1986-2000 Ford, Mazda, and Merkur vehicles with 4.0L and 2.9L engines. Head bolts stretch when torqued and should be replaced whenever the cylinder head is removed.
Specifications:
| Country of Origin | TW |
| Bolt Critical Length | 87.0 |
| Bolt Diameter | 12.0 |
| Bolt Head Size | Torx 55 |
| Bolt Thread Length | 65.0 |
| Bolt Thread Pitch | 1.75 |
| 3390 | Premium |
| 9 | Hex |
| Thread Diameter | 12.0 |
| 4081 | No |
| Part Design or Feature or Use | Replacement recommended |
| Prop 65 Label (Yes/No) | No |
| 1572 | No |
Vehicle Fitment:
| Make | Model | Years | Engine |
| Ford | Aerostar | 1990-1997 | 4.0L |
| Ford | Bronco II | 1986-1990 | 2.9L |
| Ford | Explorer | 1991-2000 | 4.0L |
| Ford | Ranger | 1986-2000 | 2.9L, 4.0L |
| Mazda | B4000 | 1994-2000 | 4.0L |
| Mazda | Navajo | 1991-1994 | 4.0L |
| Merkur | Scorpio | 1988-1989 | 2.9L |
Sold as a complete set.
Interchanges With: Mahle GS33221, McCord 821048, MMP 635716, Rol MM23017, Corteco 27020, Pioneer S177, Detroit Gasket 66568, Ford E6TZ6065A, Rol SP20003, Victor Reinz 141010301, Mazda ZZL010135
WARNING: This product can expose you to chemicals known to the State of California to cause cancer and/or reproductive harm.