Lunati Signature BBC Cranks - Extra blower Keyway IN STOCK - $1,498

4.125, 4.250, 4.500 stroke - 2500+ HP

Apr 19th 2026

6350

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$1,498

Listing Number: 184682165

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Mooresville, NC, United States

No trades accepted

USA Performance Parts (Business Seller) RJ Storefront

Item description

Lunati Signature BBC Crankshafts - 2500+ HP. Premium 4340 Forged Steel, contoured counterweights, gun drilled main & rod journals, Nitride heat treated. Extra Blower keyway. 4.125 & 4.500 Strokes Available Now.
IN STOCK NOW

4.125 Stroke, Great for Blower & Turbo engines - $1,498
4.250 Stroke for 540 Blown & Turbo engines - $1,798
4.500 Stroke for Blown or Naturally Aspirated Big HP engines - $1,798

Double 1/4in keyways for Blown Applications
Pulsed Plasma Nitride heat treated for increased strength & durability
Contoured Wing Counterweight Profile for reduced windage
Large .125 journal radius
Gun drilled mains
All rod journals have lightening holes to reduce inertia weight
IN STOCK NOW to SHIP

Additional seller notes

Seller accepts payments by

Money Order, Credit Card, Cash

Full Item Info

Condition:

New

Seller Information

Business

USA Performance Parts RJ Storefront

113 Winborne Dr, Mooresville, NC 28115

Phone

Show phone number

Website

www.usaperform.com

Member Since

October 2008

Message Seller

RJ Seller Store

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