Callies SBC 4340 Forged Compstar Crank 3.480 Stroke
CALSAF143-CC (2 in stock)Callies
Regular price
$972.00
Sale
Compstar Comet Forged 4340 Steel Crankshaft
The Compstar Comet is your answer to lightweight crankshaft needs for Small Block Chevy engines. Produced from 4340 forged steel that is triple heat-treated and nitrided, Compstar Comets are ready for long term, trouble free use.
Each Comet features gun drilled mains, lightened rods, pendulum cut counterweights, and a star flange. All journals are polished to 5Ra or finer and match sized to within .0003 inch or less throughout the entire crankshaft. Comets are produced with .125 journal radii and require performance grade bearing inserts. Currently, Comets are only available with 350 mains.
- Crankshaft - Compstar Comet - 3.480 in Stroke - Internal Balance - Forged Steel - 2 Piece Seal - Small Block Chevy
- 350 Mains, 2.000 Crank Pin / 5.700 Rod
- Sold as Each
- MPN: SAF143-CC
Specifications
| Brand | Callies |
| Part Number | SAF143-CC |
|
Product Line
|
Compstar Comet
|
|
Lightened
|
Yes
|
|
Weight
|
43 lbs
|
|
1 / 2 Piece Rear Main Seal
|
2-Piece
|
|
Heat Treated
|
Yes
|
|
Nitrided
|
Yes
|
|
Stroke
|
3.480 in
|
|
Mains
|
350
|
|
Main Journal Diameter
|
2.448 in
|
|
Rod Journal Diameter
|
2.000 in
|
|
Journal Radius
|
0.125 in
|
|
Narrowed Bearings Required
|
Yes
|
|
Intended Balance
|
Internal
|
|
Minimum Rod Length
|
5.700 in
|
|
Snout Style
|
Standard
|
|
Crankshaft Key Quantity
|
2
|
|
Flexplate / Flywheel Mounting Bolt Quantity
|
6
|
|
Alloy
|
4340
|
|
Material Style
|
Forged
|
|
Material
|
Steel
|
|
Color
|
Natural
|
|
Finish
|
Natural
|
|
Quantity
|
Each
|