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1973 - 1979 F-100 & Larger F-Series Trucks Discuss the Dentsides Ford Truck
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tune up specs

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Old May 18, 2009 | 05:58 PM
  #1  
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smbikes
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tune up specs

Dose any one know the tune up specs for a 77 f100 with a 302 c4 ??

Like what is the stock idle rpm, spark plug gap , timeing , things like that

All info with be appreciated!
 
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Old May 18, 2009 | 11:03 PM
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daddy172005
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From: Greenwood, SC
Ive wondered about timing myself. The spark plug gap is .35
 
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Old May 18, 2009 | 11:52 PM
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Jermafenser
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From: MD
What axle ratio? DSO?

Info can be found on the driver's door below the striker latch. WARNING: Make sure the warranty plate matches your truck and registeration.

But from what I'm reading:

Curb idle RPM: 650 RPM

Spark plug: Motorcraft ASF-42 (now ASF42C)

Spark plug gap: .042-.046

Timing: 8- BTDC
 
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Old Sep 6, 2009 | 09:36 PM
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bonesbmx
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From: hamilton canada
hey guys just wanted to clear it up

is it .35 or.42?
 
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