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Lunati BJ421IN

3.750-2.750-2.200RL6.385 NO BL

638-BJ421IN

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Ships 12/19/16 if Ordered Today
Lunati BJ421IN 3.750-2.750-2.200RL6.385 NO BL $1,867.99
3.750-2.750-2.200RL6.385 NO BL

Lunati BJ421IN Details

Pro Series™; Crankshaft; Stroke 3.75 in.; Main Dia. 2.750 in.; Pin Dia. 2.2 in.; Rod Length 6.385 in.; Chevrolet Big Block V8;

Specifications:

Engine Balance
Internal
Rear Main Seal Style
2-Piece
Balancer Bolt Thread Size (in.)
1/2-20
Crankshaft Material
Forged 4340 steel
Crankshaft Snout Style
Standard
Engine Stroke (in.)
3.75
Lightened
Yes
Main Bearings Included
No
Main Journal Diameter (in.)
2.749
Quantity
Sold individually
Requires Narrow Bearings
Yes
Rod Bearings Included
No
Rod Journal Diameter (in.)
2.2
Manufacturer's Part Number:
BJ421IN
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