4340 forging, unbalanced. All cranks are stress relieved, shot peened, magna flux inspected and nitrided (multi step heat treatment) for ultimate performance. Fully profiled counterweights are designed for reduced windage through the crankcase creating less oil resistance for better rpm potential.
| Stroke |
4.125" |
| Rod Journal |
2.0987" |
| Main Journal |
2.558" |
Vehicle Fitments:
| Year |
Make |
Model |
Submodel |
| 2011 - 2012 |
Chevrolet |
Camaro |
1SS, 2SS, 1LT |
| 2010 - 2013 |
Chevrolet |
Camaro |
LT, LS, SS |
| 1998 |
Chevrolet |
Camaro |
Lujo |
| 1998 - 2002 |
Chevrolet |
Camaro |
Z28, Z28 SS, Base |
| 2012 - 2013 |
Chevrolet |
Camaro |
ZL1 |
| 2008 |
Chevrolet |
Corvette |
427 Limited Edition Z06 |
| 2003 |
Chevrolet |
Corvette |
50th Anniversary Edition Pace Car, 50th Anniversary Edition |
| 1997 - 2013 |
Chevrolet |
Corvette |
Base |
| 2010 - 2013 |
Chevrolet |
Corvette |
Grand Sport |
| 1998 |
Chevrolet |
Corvette |
Indianapolis 500 Pace Car |
| 2013 |
Chevrolet |
Corvette |
LT, 427 |
| 2001 - 2013 |
Chevrolet |
Corvette |
Z06 |
| 2011 |
Chevrolet |
Corvette |
Z06 Carbon |
| 2009 - 2013 |
Chevrolet |
Corvette |
ZR1 |
| 1998 - 2002 |
Pontiac |
Firebird |
Trans Am, Formula, Base |
| 2004 |
Pontiac |
GTO |
Base |
