Description
Crankshaft – Durastar – 3.898 in Stroke – Internal Balance – Forged Steel – GM Duramax – Each
DUAL DAMPER KEYWAY
|
Product Line
|
Durastar
|
|
Weight
|
90 lbs
|
|
1 / 2 Piece Rear Main Seal
|
1-Piece
|
|
Nitrided
|
Yes
|
|
Stroke (in)
|
3.898 in
|
|
Main Journal Diameter
|
3.146 in
|
|
Rod Journal Diameter
|
2.477 in
|
|
Narrowed Bearings Required
|
Yes
|
|
Intended Balance
|
External
|
|
Snout Style
|
Standard
|
|
Balancer Bolt Thread
|
18 mm x 1.5
|
|
Crankshaft Key Quantity
|
2
|
|
Flexplate / Flywheel Mounting Bolt Quantity
|
8
|
|
Alloy
|
4340
|
|
Material Style
|
Forged
|
|
Material
|
Steel
|
|
Color
|
Natural
|
|
Finish
|
Natural
|
