942
Model Years Compression
Ratio
Stock
Engine
Bore x
Stroke
Bore
Size
Piston Type
and Coatings
Cylinder and Machining
Requirements
Top End
Kit
MTV # Single Piston MTV # Ring Set MTV # Piston
Pin
MTV # Circlip MTV # Top End
Bearing
MTV #
Kawasaki 2-Stroke
KX250
* Note: Cylinder, cylinder head, and
powervalve
modifications required
93-08 66.4 72.0 ElectraCoated Bore / Replate 878M07200 316-0648 2835CDA 316-0649 S508 316-3154 CW18 316-1905 B1022 316-7022
x ArmorGlide
72.0 Titanium
Nitride
coated rings
KX500 1988 86.0 86.0 Deglaze / Hone 3386TD 316-2821 CW19 316-1911 B1036 316-7036
x 86.5 Bore / Replate 575M08650 316-0691 3405TD 316-2824
86.0 87.5 Bore / Replate 575M08750 316-0693
KX500 89-90 86.0 86.0 Deglaze / Hone 3386TD 316-2821 CW19 316-1911 B1036 316-7036
x 86.5 Bore / Replate 575M08650 316-0691 3405TD 316-2824
86.0 87.0 Bore / Replate PK1626 316-3683
87.5 Bore / Replate 575M08750 316-0693
88.0 Bore / Replate PK1628 316-3685
KX500 91-04 86.0 86.0 Deglaze / Hone PK1629 316-3686 3386TD 316-2821 CW19 316-1911 B1036 316-7036
x 86.5 Bore / Replate PK1630 316-3687 575M08650 316-0691 3405TD 316-2824
86.0 87.5 Bore / Replate PK1632 316-3689 575M08750 316-0693
Kawasaki 4-Stroke
KLX110
KLX110L
02-16
02-16
11:1 53.0 53.5 Deglaze / Hone 4875M05350 379-5431 2106XE 316-2855 S592 316-3100 CW13 316-1910
x 54.0 Bore & Hone 4875M05400 379-5432
50.6
KLX125 02-06 11:1 57.0 57.0 Deglaze / Hone 4815M05700 379-5368 2244XE 316-4784 S593 316-3186 CW14 316-1901
x 58.0 Bore & Hone 4815M05800 379-5370 2283XE 316-4786
48.8 61.0 Bore & Hone 4815M06100 379-5373 2402XA 316-4789
KX250F 04-05 13.1:1 77.0 77.0 Deglaze / Hone PK1237 316-1448 4842M07700 379-5397 7700YC 316-4750 S677 316-3199 CW16 316-1903
x 79.0 Bore / Replate PK1238 316-1449
53.6
KX250F 04-05 14.1:1 77.0 77.0 Deglaze / Hone PK1239 316-1450 7700YC 316-4750 S677 316-3199 CW16 316-1903
x
53.6
KX250F 04-08 13.5:1 77.0 83.0 ArmorGlide Cylinder Required S677 316-3199 CW16 316-1903
x
53.6
KX250F 2006 13.5:1 77.0 77.0 ArmorGlide Deglaze / Hone PK1596 316-3655 7700YC 316-4750 S677 316-3199 CW16 316-1903
x Bore / Replate PK1238 316-1449
53.6
KX250F 07-08 13.5:1 77.0 77.0 ArmorGlide Deglaze / Hone PK1598 316-3657 4920M07700 379-5493 7700YC 316-4750 S677 316-3199 CW16 316-1903
x Bore / Replate PK1238 316-1449
53.6
KX250F 07-08 14:1 77.0 77.0 ArmorGlide Deglaze / Hone PK1597 316-3656 7700YC 316-4750 S677 316-3199 CW16 316-1903
x
53.6
KX250F 07-09 14:1 77.0 77.0 Racers Choice Deglaze / Hone RC850M07700 316-3841 7700YCA 316-3861 S677C 316-0669 CW16 316-1903
x ArmorGlide
53.6 ArmorPlating
Boxed
Forging
DLC Piston
Pin
Titanium
Nitride
coated rings
KX250F 2009 13.5:1 77.0 77.0 ArmorGlide Deglaze / Hone PK1827 316-0073 4920M07700 379-5493 7700YC 316-4750 S677 316-3199 CW16 316-1903
x Bore / Replate
53.6
WISECO PISTONS (CONT.)