ENGINE
353
2015 OFFROAD CATALOG
accessories
body
handlebar
& grips
cables &
levers
engine
fuel &
intake
electrical
& ignition
clutch
drive
bearings
brakes
steering &
suspension
tires
tools &
shop
exhaust
APP.
YEAR VERSION
DESCRIPTION
COMP.
RATIO
CYL.
BORE
(MM)
PISTON
DIAM.
(MM)
DIS-
PLACE-
MENT
SIZE
OVER
STD
TOP END
REBUILD
KIT
PISTON
KIT RINGS
WRIST
PIN
CIR-
CLIP
YAMAHA
CONTINUED
YZ 250F 05-12 Forged Big Bore Big Bore Piston kit; +7mm makes 297cc. Kit
includes: Piston, rings, pin, clips
12.5:1 84 83.96 297
7
-----
901317 901609 901040 -----
YZ 250F 08-13 Forged Replica Top end piston kit includes: piston, rings, pins,
circlips, top end gaskets, and cam chain
13.5:1 77 76.97 250 STD
903285 -----
-----
-----
-----
YZ 250F 08-13 Forged Replica Top end piston kit includes: piston, rings, pins,
circlips, top end gaskets, and cam chain
13.5:1 77 76.96 250 STD
903286 -----
-----
-----
-----
YZ 250F 08-13 Forged Replica Top end piston kit includes: piston, rings, pins,
circlips, top end gaskets, and cam chain
13.5:1 77 76.95 250 STD
903287 -----
-----
-----
-----
YZ 250F 08-13 Forged Replica Top end piston kit includes: piston, rings, pins,
circlips, top end gaskets, and wrist pin bearing
when applicable.
13.5:1 77 76.97 250 STD
903126 -----
-----
-----
-----
YZ 250F 08-13 Forged Replica Top end piston kit includes: piston, rings, pins,
circlips, top end gaskets, and wrist pin bearing
when applicable.
13.5:1 77 76.96 250 STD
903125 -----
-----
-----
-----
YZ 250F 08-13 Forged Replica Top end piston kit includes: piston, rings, pins, circlips,
top end gaskets, and wrist pin bearing when applicable.
13.5:1 77 76.95 250 STD
903124 -----
-----
-----
901675
YZ 250F 08-13 Forged Replica Replica Piston kit 13.5:1; Kit includes: Piston,
rings, pin, clips
13.5:1
77 76.95 250
STD
-----
901369 901628 901040 901675
YZ 250F 08-13 Forged Replica Replica Piston kit 13.5:1; Kit includes: Piston,
rings, pin, clips
13.5:1
77 76.96 250 STD
-----
901370 901628 901040 901675
YZ 250F 08-13 Forged Replica Replica Piston kit 13.5:1; Kit includes: Piston,
rings, pin, clips
13.5:1
77 76.97 250 STD
-----
901962 901628 901040 901675
YZ 250F 08-13 Forged Replica Replica Piston kit 13.5:1; Kit includes: Piston,
rings, pin, clips
13.5:1
77 76.98 250 STD
-----
901963 901628 901040 901675
YZ 250F 08-13 Forged High Comp High Compression Piston kit; 13.9:1, single
compression ring piston, kit includes: Piston,
rings, pin, clips
13.9:1 77 76.95 250 STD
-----
901373 901599 901040 901675
YZ 250F 08-13 Forged High Comp High Compression Piston kit; 13.9:1, single
compression ring piston, kit includes: Piston,
rings, pin, clips
13.9:1
77 76.96 250 STD
-----
901374 901599 901040 901675
YZ 250F 08-13 Forged High Comp High Compression Piston kit; 13.9:1, single
compression ring piston, kit includes: Piston,
rings, pin, clips
13.9:1
77 76.97 250 STD
-----
901375 901599 901040 901675
YZ 250F 08-13 Forged High Comp High Compression Piston kit; 13.9:1, single
compression ring piston, kit includes: Piston,
rings, pin, clips
13.9:1
77 76.98 250 STD
-----
901376 901599 901040 901778
YZ 250F 08-13 Forged High Comp High Compression Piston kit. 14.2:1 New T-box
forging and DLC coated wrist pin; kit includes:
Piston, rings, pin, clips
14.2:1 77 76.95 250
-----
901956 901599 903361 901778
YZ 250F 08-13 Forged High Comp High Compression Piston kit. 14.2:1 New T-box
forging and DLC coated wrist pin; kit includes:
Piston, rings, pin, clips
14.2:1 77 76.96 250
-----
901957 901599 903361 901778
YZ 250F 08-13 Forged High Comp High Compression Piston kit. 14.2:1 New T-box
forging and DLC coated wrist pin; kit includes:
Piston, rings, pin, clips
14.2:1 77 76.97 250
-----
901958 901599 903361 901675
YZ 250F 14-15 Forged Replica Replica Piston Kit; 13.5:1. Includes piston, rings,
pin, clips.
13.5:1 77 76.95 250
-----
901959 901599 901666 901675
YZ 250F 14-15 Forged Replica Replica Piston Kit; 13.5:1. Includes piston, rings,
pin, clips.
13.5:1 77 76.96 250
-----
901960 901599 901666 901675
YZ 250F 14-15 Forged Replica Replica Piston Kit; 13.5:1. Includes piston, rings,
pin, clips.
13.5:1 77 76.97 250
-----
901961 901599 901666 901675
YZ 250F 14-15 Forged High Comp High Comp piston kit; Includes: piston, rings, pin,
clips.
14.2:1 77 76.95 250
-----
901950 901598 901666 901675
YZ 250F 14-15 Forged High Comp High Comp piston kit; Includes: piston, rings, pin,
clips.
14.2:1 77 76.96 250
-----
901951 901598 901666 901675
YZ 250F 14-15 Forged High Comp High Comp piston kit; Includes: piston, rings, pin,
clips.
14.2:1 77 76.97 250
-----
901952 901598 901666 901675
YZ 250F 14-15 Forged Big Bore Big bore piston kit; 13.5:1, makes 270cc.
Includes: piston, rings, pin, clips.
13.5:1 80 79.95 270
3
-----
901947 901604 901666 901675
YZ 250F 14-15 Forged Big Bore Big bore piston kit; 13.5:1, makes 270cc.
Includes: piston, rings, pin, clips.
13.5:1 80 79.96 270
3
-----
901948 901604 901666 901675
PISTONS
