Small
Block Chevy V8
267, 305, 327,
350, 400 cid.
Generation I (1955-1980)
Firing
Order
| Cylinder
Numbering |
Distributor
Rotation |
 |
Rotor
Under Cap Spins:
Clockwise
|
Torque
Specs
These specs may not be correct for your application.
Verify your engine specs with a service manual for your year and model.
always torque
bolts in three equal increments
| Bolts or Parts |
Lube or Sealer |
Torque to: |
| 7/16 Main Caps (2 bolt) |
Engine Oil |
70 ft-lbs. |
| 7/16 Inner Main Caps (4 bolt) |
Engine Oil |
70 ft-lbs. |
| 7/16 Outer Main Caps (4 bolt) |
Engine Oil |
65 ft-lbs. |
| 3/8 Outer Main Caps (4 bolt) |
Engine Oil |
40 ft-lbs. |
Warning!!! If you are using ARP bolts, you MUST use
their specs. Click Here! |
| 3/8 Connecting Rod Bolt |
Engine Oil |
45 ft-lbs. |
| 11/32 Connecting Rod Bolt |
Engine Oil |
35 ft-lbs. |
Cylinder
Heads |
Engine
oil
(blind hole)
Sealer
(water
jacket) |
65 ft-lbs. |
| Rocker Studs (screw-in) |
Engine Oil |
50 ft-lbs. |
| Oil Pump |
Engine Oil |
65 ft-lbs. |
| Oil Pan |
Engine Oil |
12 ft-lbs. |
| Cam Sprocket (upper gear) |
Thread Locker |
20 ft-lbs. |
| Timing Cover |
Engine Oil |
6 ft-lbs. |
| Intake
Manifold
(Cast Iron
Heads) |
Non- Hardening Sealer |
30 ft-lbs. |
| Valve Cover |
Engine Oil |
3 ft-lbs. |
| Exhaust Manifold |
Anti-Seize Lubricant |
25 ft-lbs. |
| Spark Plugs |
No Lube or Sealer |
20 ft-lbs. |
| Flexplate
(Automatic)
Flywheel
(Clutch) |
Thread Locker |
60 ft-lbs. |
| Clutch Pressure Plate |
Thread Locker |
35 ft-lbs. |
| Centerbolt
(Harmonic
Damper) |
Engine Oil |
60 ft-lbs. |
| Bellhousing
(Transmission
to Block) |
Engine Oil |
25 ft-lbs. |
Head
Bolt Tightening Sequence
