1968-69 Ford Motor Co. Air/Fuel Ratio Settings

1969 Ford Custom 6.4L Eng VIN S, Automatic Trans, Trans Mfr CD C6SECTION 1968-69 Ford Motor Co. Air/Fuel Ratio Settings
1968 Models

Engine S.M. A.T.
170" 12.8 14.0
200" 14.1 14.2
240" 12.1 13.7
289" 1 3.3 14.0
302" 2 Bbl 13.3 14.0
  4 Bbl 13.9 14.1
390" 2 Bbl 13.1 14.0
  Prem. Fuel   14.5
390" 4 Bbl 13.9 14.3
  GT   14.0
427" 4 Bbl 13.9  
428" 4 Bbl 13.9 14.3
  Police   13.9
429" 4 Bbl   13.8
460" 4 Bbl   13.8
462" 4 Bbl   14.5
S.M.  - Synchro-mesh Trans.
A.T.  - Automatic Trans.
1969 Models

Engine S.M. A.T.
170" 13.8 13.6
200" 14.0 14.5
240" 13.9 13.9
250" 14.0 13.5
302" 14.0 13.8
351" 2 Bbl 14.0 14.0
  4 Bbl 14.0 14.3
390" 2 Bbl 14.1 14.4
  Prem Fuel   14.4
390" 4 Bbl 14.0 14.8
428" 4 Bbl 1 4.2 1 4.3
  Police   14.1
429" 2 Bbl   13 5
  4 Bbl 14.0 14.3
460" 4 Bbl   14.3
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.