Lunati Signature Series Long Snout LS7 Forged Crankshafts

As our premium line, a Signature Series Crankshaft is the strongest crankshaft you will find for your engine. Its specialized non-twist 4340 forged steel construction comes completely profiled and detailed to our racing specs and has proven to withstand applications well over 1500 horsepower. Many design features such as gun drilled mains, lightened rod journals, micropolished journals and a windage reducing Contoured Wing counterweight profile make the Signature Series the best choice for serious racers. Each Signature Series crankshaft is Pulsed Plasma Nitride Heat Treated for increased strength and durability

$1,869.99
SKU
LUN60940001

Product Description

As our premium line, a Signature Series Crankshaft is the strongest crankshaft you will find for your engine. Its specialized non-twist 4340 forged steel construction comes completely profiled and detailed to our racing specs and has proven to withstand applications well over 1500 horsepower. Many design features such as gun drilled mains, lightened rod journals, micropolished journals and a windage reducing Contoured Wing counterweight profile make the Signature Series the best choice for serious racers. Each Signature Series crankshaft is Pulsed Plasma Nitride Heat Treated for increased strength and durabilitySignature Series Crankshaft. All rod journals are drilled with either a 7/8" or 3/4" lightening hole to reduce the inertia weight of the crankshaft. All journal radiuses are ground to .125", roundness of each journal is .0001" or less. Pulsed Plasma Nitride Heat Treated for increased strength and durability. Micropolished journals. Proven to withstand over 1500 horsepower applications.

 

  • Several Stroke Sizes To Choose From
  • Main Bearing O.D.: 2.559"
  • Rod Journal O.D.: 2.100"
  • Minimum Rod Length: 6.125"
  • Rod Journal Width: 1.900"
  • Connecting Rod: LS Rod

Notes:

  • 24 or 58 Tooth Reluctor
  • All Lunati crankshafts MUST use narrow or chamfered main & rod bearings.
More Information
SKU LUN60940001
Manufacturer Lunati
Application Guide Lunati Crankshafts for LS Based Engines
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