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Six-Cylinder Performance Guide

Making The Most Of Your Inline-Six Begins With Jack Clifford'sPerformance Products
May, 2009
173 0312 Six 1 Z
This is the 144ci six as it... 
   
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173 0312 Six 1 Z
This is the 144ci six as it appeared in the '60 Falcon. It was a simpleengine with a Holley glass-bowl carburetor, log-style intake and exhaustmanifolds, and mechanical lifters. Shaft-mounted rocker arms were fullyadjustable.
173 0312 Six 2 Z
Look at what performance buffs... 
   
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173 0312 Six 2 Z
Look at what performance buffs were doing with 144 and 170ci Falconsixes in the early '60s. This one has a three-one-barrel Offenhausersetup with three Holley one-throat atomizers. A progressive linkagebrought the two outer carburetors on line at wide-open throttle.
173 0312 Six 3 Z
The 144 and 170ci sixes had... 
   
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173 0312 Six 3 Z
The 144 and 170ci sixes had four main bearings. The 200ci six roaredonto the scene with a supporting cast of seven main bearings. With sevenmain bearings and a good balance job, the 200 can spin to 7,000 rpm.
173 0312 Six Chart Z
Click picture above for the... 
   
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173 0312 Six Chart Z
Click picture above for the helpful Ford Six Performance Basics spec sheet.
173 0312 Six 4 Z
If you build your 200 six... 
   
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173 0312 Six 4 Z
If you build your 200 six with all of the same kinds of modifications wemake with V-8s, high-revving, snappy performance is possible. Gooddynamic balancing, coupled with oiling-system modifications and theright selection of components, will get you screaming, high-revvingperformance. Hypereutectic pistons are enough for most streetapplications. Use forged pistons if you're going to spin it high forextended periods or with turbocharging or supercharging. The use ofnitrous takes a lot of thought and planning.
173 0312 Six 5 Z
This is a '65 200ci six cylinder-head... 
   
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173 0312 Six 5 Z
This is a '65 200ci six cylinder-head casting with a fresh machining andvalve job. Note the smooth deck, new valves, and clean surfaces. Theseare 50cc chambers. Chambers grew larger later to lower compression forcivilized operation with low-octane gasoline. Hardened exhaust valveseats arrived in 1972 for reliable operation with low-lead and no-leadfuels.

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173 0312 Six 6 Z 173 0312 Six 7B Z
173 0312 Six 7A Z 173 0312 Six 8A Z
 
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