Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
SYS.OK|MANUAL.DB● LIVE
HOMESERVICE MANUALSBUICK1968SKYLARK BASE, NOT AVAILABLE, 5.7L ENG, ENG CD PO, NOT AVAILABLE TRANSREPAIR AND DIAGNOSIS (SINGLE PAGE)ENGINE MECHANICALMECHANICALBUICK V8 ENGINESTIGHTENING SPECIFICATIONS
1968 Buick Skylark Base, Not Available, 5.7L Eng, Eng CD PO, Not Available Trans
Tightening Specifications
1968 Buick Skylark Base, Not Available, 5.7L Eng, Eng CD PO, Not Available TransSECTION Tightening Specifications
(FT. LBS.)
| Location | 350" | 400", 430" 455" | ||
|---|---|---|---|---|
| Crankshaft Bearing Caps to Block | ||||
| 1968 | 110 | 110 | ||
| 1969-73 | 95 | 110 | ||
| Connecting Rods (All) | 35 | 45 | ||
| Cylinder Head to Block | ||||
| 1968 | 75 | 100 | ||
| 1969-73 | 75 | 100 | ||
| Vibration Damper to Crankshaft | ||||
| 1968 | 140 Min. | 200 Min. | ||
| 1969-73 | 120 Mm. | 200 Mm. | ||
| Fan Pulley to Vibration Damper | ||||
| 1968 | 22 | 22 | ||
| 1969-73 | 23 | 23 | ||
| Flywheel to Crankshaft | ||||
| 1968 | 60 | 60 | ||
| 1969-73 | 60 | 58 | ||
| Oil Pan Block (All) | 14 | 14 | ||
| Drain Plug (All) | 30 | 30 | ||
| Pump Cover to Timing Chain | ||||
| Cover (All) | 10 | 10 | ||
| Pump Pressure Regulator | ||||
| Retainer (All) | 35 | 35 | ||
| Oil Screen Hsg. To Block (All) | 8 | 8 | ||
| Oil Pan Baffle to Block | ||||
| 1968 | 11 | 8 | ||
| 1969-73 | 11 | 13 | ||
| Oil Gallery Plugs (All) | 25 | 25 | ||
| Oil Pressure Switch to Block | ||||
| 1968 | 25 | 25 | ||
| 1969-73 | 23 | 23 | ||
| Filter Assy. to Pump Cover | ||||
| 1968 | 12 | 13 | ||
| 1969-73 | 13 | 13 | ||
| Timing Chain Cover to Block | ||||
| 1968 | 30 | 30 | ||
| 1969-73 | 29 | 29 | ||
| Water Pump Cover to Timing Chain Cover | ||||
| 1968 | 8 | 8 | ||
| 1969-73 | 7 | 7 | ||
| Fan Driven Pulley (All) | 20 | 20 | ||
| Thermostatic Hsg. to Intake | ||||
| Manifold (All) | 20 | 20 | ||
| Intake Manifold to Cyl. Head | ||||
| 1968 | 50 | 50 | ||
| 1969-73 | 55 | 65 | ||
| Exhaust Manifold to Cyl. | ||||
| Head (All) | 18 | 18 | ||
| Flywheel Hsg. to Cyl. | ||||
| Block (All) | 35 | 35 | ||
RENDER: 1.0x
NO RELATED
Recommended Tools & Savings
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Affiliate disclosure: We may earn a commission at no extra cost to you.
When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.