ENGINE
355
2015 OFFROAD CATALOG
accessories
body
handlebar
& grips
cables &
levers
engine
fuel &
intake
electrical
& ignition
clutch
drive
bearings
brakes
steering &
suspension
tires
tools &
shop
exhaust
PISTONS
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 450F 06-09 Forged Replica Top end piston kit includes: piston, rings, pins,
circlips, top end gaskets, and cam chain.
12.5:1 95 94.95 450 STD
903264 -----
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YZ 450F 06-09 Forged Replica Top end piston kit includes: piston, rings, pins,
circlips, top end gaskets, and cam chain.
12.5:1 95 94.94 450 STD
903265 -----
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YZ 450F 06-09 Forged Replica Top end piston kit includes: piston, rings, pins,
circlips, top end gaskets, and cam chain.
12.5:1 95 94.93 450 STD
903266 -----
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YZ 450F 06-09 Forged Replica Top end piston kit includes: piston, rings, pins,
circlips, top end gaskets, and wrist pin bearing
when applicable.
12.5:1 95 94.95 450 STD
903117 -----
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YZ 450F 06-09 Forged Replica Top end piston kit includes: piston, rings, pins,
circlips, top end gaskets, and wrist pin bearing
when applicable.
12.5:1 95 94.94 450 STD
903116 -----
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YZ 450F 06-09 Forged Replica Top end piston kit includes: piston, rings, pins,
circlips, top end gaskets, and wrist pin bearing
when applicable.
12.5:1 95 94.93 450 STD
903115 -----
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YZ 450F 10-13 Forged High Comp Top end piston kit includes: piston, rings, pins,
circlips, top end gaskets, and cam chain
13.5:1 97 96.95 450
903279 -----
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YZ 450F 10-13 Forged High Comp Top end piston kit includes: piston, rings, pins,
circlips, top end gaskets, and cam chain
13.5:1 97 96.94 450
903280 -----
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-----
-----
YZ 450F 10-13 Forged High Comp Top end piston kit includes: piston, rings, pins,
circlips, top end gaskets, and cam chain
13.5:1 97 96.93 450
903281 -----
-----
-----
-----
YZ 450F 10-13 Forged Replica Top end piston kit includes: piston, rings, pins,
circlips, top end gaskets, and cam chain
12.5:1 97 96.95 450
903282 -----
-----
-----
-----
YZ 450F 10-13 Forged Replica Top end piston kit includes: piston, rings, pins,
circlips, top end gaskets, and cam chain
12.5:1 97 96.94 450
903283 -----
-----
-----
-----
YZ 450F 10-13 Forged Replica Top end piston kit includes: piston, rings, pins,
circlips, top end gaskets, and cam chain
12.5:1 97 96.93 450
903284 -----
-----
-----
-----
YZ 450F 10-13 Forged High Comp Top end piston kit includes: piston, rings, pins,
circlips, top end gaskets, and wrist pin bearing
when applicable.
13.5:1 97 96.95 450
903132 -----
-----
-----
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YZ 450F 10-13 Forged High Comp Top end piston kit includes: piston, rings, pins,
circlips, top end gaskets, and wrist pin bearing
when applicable.
13.5:1 97 96.94 450
903131 -----
-----
-----
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YZ 450F 10-13 Forged High Comp Top end piston kit includes: piston, rings, pins,
circlips, top end gaskets, and wrist pin bearing
when applicable.
13.5:1 97 96.93 450
903130 -----
-----
-----
-----
YZ 450F 10-13 Forged Replica Top end piston kit includes: piston, rings, pins,
circlips, top end gaskets, and wrist pin bearing
when applicable.
12.5:1 97 96.95 450
903129 -----
-----
-----
-----
YZ 450F 10-13 Forged Replica Top end piston kit includes: piston, rings, pins,
circlips, top end gaskets, and wrist pin bearing
when applicable.
12.5:1 97 96.94 450
903128 -----
-----
-----
-----
YZ 450F 10-13 Forged Replica Top end piston kit includes: piston, rings, pins,
circlips, top end gaskets, and wrist pin bearing
when applicable.
12.5:1 97 96.93 450
903127 -----
-----
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901682
YZ 450F 10-13 Forged Replica Replica Piston kit;12.5:1 Kit includes: Piston,
rings, pin, clips
12.5:1 97 96.93 450
-----
901486 901651 901045 901682
YZ 450F 10-13 Forged Replica Replica Piston kit;12.5:1 Kit includes: Piston,
rings, pin, clips
12.5:1 97 96.94 450
-----
901487 901651 901045 901682
YZ 450F 10-13 Forged Replica Replica Piston kit;12.5:1 Kit includes: Piston,
rings, pin, clips
12.5:1 97 96.95 450
-----
901488 901651 901045 901682
YZ 450F 10-13 Forged Replica Replica Piston kit;12.5:1 Kit includes: Piston,
rings, pin, clips
12.5:1 97 96.96 450
-----
901489 901651 901045 901682
YZ 450F 10-13 Forged High Comp High Compression Piston kit; 13.5:1 kit includes:
Piston, rings, pin, clips
13.5:1 97 96.93 450
-----
901490 903360 901045 901682
YZ 450F 10-13 Forged High Comp High Compression Piston kit; 13.5:1 kit includes:
Piston, rings, pin, clips
13.5:1 97 96.94 450
-----
901491 903360 901045 901682
YZ 450F 10-13 Forged High Comp High Compression Piston kit; 13.5:1 kit includes:
Piston, rings, pin, clips
13.5:1 97 96.95 450
-----
901492 903360 901045 901682
YZ 450F 10-13 Forged High Comp High Compression Piston kit; 13.5:1 kit includes:
Piston, rings, pin, clips
13.5:1 97 96.96 450
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901493 903360 901045 901687
