Description
Machined smooth heads
MOS 2 Coating
Draws heat through piston walls and out the bottom
Reduces heat and friction, for added power and longevity
Helps eliminate cold seizures, and increases durability
Hard anodized crowns
Hypereutectic Cast
| Year | Make | Model |
|---|---|---|
| 1991-1992 | Arctic Cat | EXT Special |
| 1991 | Arctic Cat | El Tigre EXT Mountain Cat |
| 1992 | Arctic Cat | EXT 580 Mountain Cat |
| 1993 | Arctic Cat | EXT 550 |
| 1993-1994 | Arctic Cat | EXT EFI |
| 1993 | Arctic Cat | EXT EFI Mountain Cat |
| 1993-1994 | Arctic Cat | Pantera |
| 1994 | Arctic Cat | Cheetah 550 |
| 1994 | Arctic Cat | EXT EFI Mountain Cat |
| 1995-1996 | Arctic Cat | Bearcat 550 |
| 1995-1998 | Arctic Cat | Cougar |
| 1995-1998 | Arctic Cat | Cougar Mountain Cat |
| 1995 | Arctic Cat | Prowler 2-Up |
| 1996 | Arctic Cat | Cougar 2-Up |
| 1997-1998 | Arctic Cat | Panther 550 |
| 1998 | Arctic Cat | Cougar Deluxe |
| 1999-2001 | Arctic Cat | Panther 550 |
| 2000-2002 | Arctic Cat | Bearcat Widetrack |
| 2000-2003 | Arctic Cat | ZL 550 ESR |
| 2001-2002 | Arctic Cat | ZL 550 |
| 2003-2005 | Arctic Cat | Pantera 550 |
