The Fel-Pro Cylinder Head Bolt Set (part number ES 72733) provides the torque-to-yield cylinder head bolts for 1985-1993 Buick, Chevrolet, GMC, and Oldsmobile vehicles with 2.5L engines. Head bolts stretch when torqued and should be replaced whenever the cylinder head is removed.
Specifications:
| Country of Origin | TW |
| Bolt Critical Length | 99mm (Bolt 1); 99mm (Bolt 2); 74mm (Bolt 3) |
| Bolt Diameter | 11mm (Bolt 1); 11mm (Bolt 2); 11mm (Bolt 3) |
| Bolt Head Size | 18mm (Bolt 1); 18mm (Bolt 2); 18mm (Bolt 3) |
| Bolt Thread Length | 32mm (Bolt 1); 32mm (Bolt 2); 26mm (Bolt 3) |
| Bolt Thread Pitch | 1.50 (Bolt 1); 1.50 (Bolt 2); 1.50 (Bolt 3) |
| 3390 | Premium |
| 9 | Hex |
| Thread Diameter | 11.0 |
| 4081 | No |
| Part Design or Feature or Use | Replacement recommended |
| Prop 65 Label (Yes/No) | No |
| 1572 | No |
Vehicle Fitment:
| Make | Model | Years | Engine |
| Buick | Century | 1985-1992 | 2.5L |
| Buick | Skylark | 1985 | 2.5L |
| Chevrolet | Astro | 1985-1990 | 2.5L |
| Chevrolet | Camaro | 1985-1986 | 2.5L |
| Chevrolet | Celebrity | 1985-1990 | 2.5L |
| Chevrolet | Citation II | 1985 | 2.5L |
| Chevrolet | LLV | 1987-1993 | 2.5L |
| Chevrolet | Lumina | 1990-1992 | 2.5L |
| Chevrolet | S10 | 1985-1993 | 2.5L |
| Chevrolet | S10 Blazer | 1985-1988 | 2.5L |
| GMC | S15 | 1985-1990 | 2.5L |
| GMC | S15 Jimmy | 1985-1988 | 2.5L |
| GMC | Safari | 1985-1990 | 2.5L |
| GMC | Sonoma | 1991-1993 | 2.5L |
| Oldsmobile | Cutlass Ciera | 1985-1992 | 2.5L |
| Oldsmobile | Cutlass Cruiser | 1987-1992 | 2.5L |
| Pontiac | 6000 | 1985-1991 | 2.5L |
| Pontiac | Fiero | 1985-1988 | 2.5L |
| Pontiac | Firebird | 1985-1986 | 2.5L |
Sold as a complete set.
Interchanges With: Victor Reinz 141003701, Corteco 27264, MMP 613559, Rol MM22752, Pioneer S151U, Detroit Gasket 66562, McCord 821042, Mahle GS33190, Pioneer S151, Detroit Gasket 65562
WARNING: This product can expose you to chemicals known to the State of California to cause cancer and/or reproductive harm.
