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Lunati 4.000-2.750-2.200RL6.385

Lunati BO421IN

638-BO421IN

made in usa
jegs shipping
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Estimated to ship directly from the manufacturer on 08/28/18
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Lunati 4.000-2.750-2.200RL6.385 $1,916.99
4.000-2.750-2.200RL6.385

Lunati BO421IN Details

Pro Series™; Crankshaft; Stroke 4 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.)
4
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:
BO421IN
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