Conclusive data shows that DLC coatings (diamond-like carbon) extend the life of piston pins by a factor of four or more—virtually eliminating pin-bore troubles. Coated pins in Pro Stock drag cars now last 32 miles instead of 8 and Cup cars, whose uncoated pins could barely complete a race without sustaining piston pin galling [...]
PROJECT LS2, PART 3 Assembly of the short block and cylinder head installation by Mike Mavrigian All photos by author INSTALLING THE RELUCTOR WHEEL The reluctor wheel features a series of teeth that provide crankshaft position signals via a sensor to the ECM. The wheel press fits to the rear of the crank, immediately forward [...]
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