Details
Lunati Signature BBC 4340 Forged Crankshaft - 2500+ HP Extra Blower Keyways
The Signature Line of Crankshafts from Lunati gives users HD crankshafts with features for High HP Blown Applications. Engineered from Premium 4340 forged non-twist steel that is known for its durability and strength in high horsepower applications.
The Signature Line of Crankshafts from Lunati gives users HD crankshafts with features for High HP Blown Applications. Engineered from Premium 4340 forged non-twist steel that is known for its durability and strength in high horsepower applications.
- Premium 4340 forged steel
- 4.125, 4.250, 4.500 in strokes
- Center Counterweights
- BBC 2.750 Main Journal diameter
- Stock 2.200 Rod Journal diameter
- Internal balance.
- Contoured Wing Counterweight Profile for reduced windage
- Gun Drilled Mains
- Lightening holes in rod journals reduce crankshaft inertia weight
- Pulsed Plasma Nitride heat treated for increased strength and durability
- 2500+ HP capability
- Double 1/4 inch keyways for blower use
- Oversize Balancer/Hub bolt 5/8 threaded into front main for added strength
- 5/8 x 4 in flanged Bolt, ARP Thick Washer, 1/4x1/4 8630 steel keys, 8630 timing gear woodruff key Available as Kit
- Large .125 journal radius
- 4.125 Stroke - Great for Turbos or Blowers - $1,498
- 4.250 Stroke - Great for Blowers - $1,798
- 4.500 Stroke for Blower, N2O & Naturally Aspirated - $1,798
Additional Information
| Manufacturer | Lunati |
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