The Fel-Pro Cylinder Head Bolt Set (part number ES 74022) provides the torque-to-yield cylinder head bolts for 1986-1989 Buick, Chevrolet, Oldsmobile, and Pontiac vehicles with 3.8L engines. Head bolts stretch when torqued and should be replaced whenever the cylinder head is removed.
Specifications:
| Country of Origin | TW |
| Bolt Critical Length | 4.438" (Bolt 1); 3.240" (Bolt 2) |
| Bolt Diameter | .438" (Bolt 1); .438" (Bolt 2) |
| Bolt Head Size | .563" (Bolt 1); .563" (Bolt 2) |
| Bolt Thread Length | 2.275" (Bolt 1); 2.275" (Bolt 2) |
| Bolt Thread Pitch | 14 (Bolt 1); 14 (Bolt 2) |
| 3390 | Premium |
| 9 | Hex |
| Thread Diameter | 0.438 |
| 4081 | No |
| Part Design or Feature or Use | Replacement required |
| Prop 65 Label (Yes/No) | No |
| 1572 | No |
Vehicle Fitment:
| Make | Model | Years | Engine |
| Buick | Century | 1986-1988 | 3.8L |
| Buick | Electra | 1986-1987 | 3.8L |
| Buick | LeSabre | 1986-1988 | 3.8L |
| Buick | Regal | 1986-1987 | 3.8L |
| Buick | Riviera | 1986-1987 | 3.8L |
| Chevrolet | Monte Carlo | 1986-1987 | 3.8L |
| Oldsmobile | 98 | 1986-1987 | 3.8L |
| Oldsmobile | Cutlass Ciera | 1986-1988 | 3.8L |
| Oldsmobile | Cutlass Cruiser | 1987-1988 | 3.8L |
| Oldsmobile | Cutlass Salon | 1986-1987 | 3.8L |
| Oldsmobile | Cutlass Supreme | 1986-1987 | 3.8L |
| Oldsmobile | Delta 88 | 1986-1988 | 3.8L |
| Oldsmobile | Toronado | 1986-1987 | 3.8L |
| Pontiac | Bonneville | 1986-1988 | 3.8L |
| Pontiac | Firebird | 1989 | 3.8L |
| Pontiac | Grand Prix | 1986-1987 | 3.8L |
Sold as a complete set.
Interchanges With: MMP 662150, Mahle GS33237, McCord 821051, Corteco 27275, Victor Reinz 141013101
WARNING: This product can expose you to chemicals known to the State of California to cause cancer and/or reproductive harm.
