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Ships within 48 hours · Estimated delivery Oct 10 - Oct 15
2015-2018 GMC Sierra 3500 HD
and manufactured with superior styling & durability in mind
Billet aluminum CNC-machined body
Big Block Ford / Cleveland
Fits all current Longacre pyrometers
Scat SB Chevy 4340 Forged Steel Crank - 3.750" Stroke 2020034 2015-2018 GMC Sierra 3500 HD4340 FORGED STANDARD WEIGHT crankshaft features straight shot oil holes Nitride hardened for superior wear resistance Lightening holes in all rod throws Precision ground and micropolished 4130 forged material Scat started out as a shop specializing in high performance VW air cooled engines and later branched out into offering crankshafts for larger V8 engines. Today, they maintain three separate divisions: Scat Crankshafts, Procar (custom seats and
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