Thread: 4/7 swap
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  #18  
Old 07-21-2021, 04:45 PM
KEN CROCIE KEN CROCIE is offline
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Join Date: Mar 2000
Location: Rancho Cucamonga Ca.
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let's throw out the manifold issues and run Hilborn's. let's concentrate on the smoothness/harmonics/longevity angle. What 's best firing order for driver side forward/pass side forward, or is there no difference?

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