ENGINE
312
body
accessories
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& grips
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levers
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& ignition
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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
HONDA
CONTINUED
CRF 150R 07-09,
12-15
Forged High Comp High Compression Piston kit; 12.2:1. Kit includes:
Piston, rings, pin, clips
12.2:1 66 65.98 150
-----
901337 901592 901658 901686
CRF 150R 07-09,
12-15
Forged High Comp High Compression Piston kit; 12.2:1. Kit includes:
Piston, rings, pin, clips
12.2:1 66 65.99 150
-----
901338 901592 901658 901686
CRF 150R 12-15 Forged Replica Replica Piston kit; Kit includes: Piston, rings, pin, clips 11.7:1 66 65.97 150
-----
901973 901592 901658 901686
CRF 150R 12-15 Forged Replica Replica Piston kit; Kit includes: Piston, rings, pin,
clips
11.7:1 66 65.98 150
-----
901974 901592 901658 901686
CRF 150R 12-15 Forged Replica Replica Piston kit; Kit includes: Piston, rings, pin,
clips
11.7:1 66 65.99 150
-----
901975 901592 901658 901686
CRF 150R 12-15 Forged Big Bore Big Bore Piston kit; +2mm makes 158cc. Kit
includes: Piston, rings, pin, clips
11.7:1 68 67.97 158
2
-----
901976 901593 901658 901686
CRF 150R 12-15 Forged Big Bore Big Bore Piston kit; +2mm makes 158cc. Kit
includes: Piston, rings, pin, clips
11.7:1 68 67.98 158
2
-----
901977 901593 901658 901686
CRF 150R 12-15 Forged Big Bore Big Bore Piston kit; +2mm makes 158cc. Kit
includes: Piston, rings, pin, clips
11.7:1 68 67.99 158
2
-----
901978 901593 901658 901686
CRF 150RB 07-09 Forged Replica Replica Piston kit; Kit includes: Piston, rings, pin,
clips
11.7:1 66 65.97 150
-----
901333 901592 901658 901686
CRF 150RB 07-09 Forged Replica Replica Piston kit; Kit includes: Piston, rings, pin,
clips
11.7:1 66 65.98 150
-----
901334 901592 901658 901686
CRF 150RB 07-09 Forged Replica Replica Piston kit; Kit includes: Piston, rings, pin,
clips
11.7:1 66 65.99 150
-----
901335 901592 901658 901686
CRF 150RB 07-09 Forged Big Bore Big Bore Piston kit; +2mm makes 158cc. Kit
includes: Piston, rings, pin, clips
11.7:1 68 67.97 158
2
-----
901423 901593 901658 901686
CRF 150RB 07-09 Forged Big Bore Big Bore Piston kit; +2mm makes 158cc. Kit
includes: Piston, rings, pin, clips
11.7:1 68 67.98 158
2
-----
901424 901593 901658 901686
CRF 150RB 07-09 Forged Big Bore Big Bore Piston kit; +2mm makes 158cc. Kit
includes: Piston, rings, pin, clips
11.7:1 68 67.99 158
2
-----
901425 901593 901658 901686
CRF 150RB 07-09,
12-15
Forged High Comp High Compression Piston kit; 12.2:1. Kit includes:
Piston, rings, pin, clips
12.2:1 66 65.97 150
-----
901336 901592 901658 901686
CRF 150RB 07-09,
12-15
Forged High Comp High Compression Piston kit; 12.2:1. Kit includes:
Piston, rings, pin, clips
12.2:1 66 65.98 150
-----
901337 901592 901658 901686
CRF 150RB 07-09,
12-15
Forged High Comp High Compression Piston kit; 12.2:1. Kit includes:
Piston, rings, pin, clips
12.2:1 66 65.99 150
-----
901338 901592 901658 901686
CRF 150RB 12-15 Forged Replica Replica Piston kit; Kit includes: Piston, rings, pin,
clips
11.7:1 66 65.97 150
-----
901973 901592 901658 901686
CRF 150RB 12-15 Forged Replica Replica Piston kit; Kit includes: Piston, rings, pin,
clips
11.7:1 66 65.98 150
-----
901974 901592 901658 901686
CRF 150RB 12-15 Forged Replica Replica Piston kit; Kit includes: Piston, rings, pin,
clips
11.7:1 66 65.99 150
-----
901975 901592 901658 901686
CRF 150RB 12-15 Forged Big Bore Big Bore Piston kit; +2mm makes 158cc. Kit
includes: Piston, rings, pin, clips
11.7:1 68 67.97 158
2
-----
901976 901593 901658 901686
CRF 150RB 12-15 Forged Big Bore Big Bore Piston kit; +2mm makes 158cc. Kit
includes: Piston, rings, pin, clips
11.7:1 68 67.98 158
2
-----
901977 901593 901658 901686
CRF 150RB 12-15 Forged Big Bore Big Bore Piston kit; +2mm makes 158cc. Kit
includes: Piston, rings, pin, clips
11.7:1 68 67.99 158
2
-----
901978 901593 901658 901675
CRF 250R 04-07 Forged High Comp Top end piston kit includes: piston, rings, pins,
circlips, top end gaskets, and cam chain
13.4:1 78 77.97 250
903138 -----
-----
-----
-----
CRF 250R 04-07 Forged High Comp Top end piston kit includes: piston, rings, pins,
circlips, top end gaskets, and cam chain
13.4:1 78 77.96 250
903139 -----
-----
-----
-----
CRF 250R 04-07 Forged High Comp Top end piston kit includes: piston, rings, pins,
circlips, top end gaskets, and cam chain
13.4:1 78 77.95 250
903140 -----
-----
-----
-----
CRF 250R 04-07 Forged Replica Top end piston kit includes: piston, rings, pins,
circlips, top end gaskets, and cam chain.
12.9:1 78 77.97 250
903141 -----
-----
-----
-----
CRF 250R 04-07 Forged Replica Top end piston kit includes: piston, rings, pins,
circlips, top end gaskets, and cam chain.
12.9:1 78 77.96 250
903142 -----
-----
-----
-----
CRF 250R 04-07 Forged Replica Top end piston kit includes: piston, rings, pins,
circlips, top end gaskets, and cam chain.
12.9:1 78 77.95 250
903143 -----
-----
-----
-----
CRF 250R 04-07 Forged High Comp Top end piston kit includes: piston, rings, pins,
circlips, top end gaskets, and wrist pin bearing
when applicable.
13.4:1 78 77.97 250
903001 -----
-----
-----
-----
CRF 250R 04-07 Forged High Comp Top end piston kit includes: piston, rings, pins,
circlips, top end gaskets, and wrist pin bearing
when applicable.
13.4:1 78 77.96 250
903000 -----
-----
-----
-----
CRF 250R 04-07 Forged High Comp Top end piston kit includes: piston, rings, pins,
circlips, top end gaskets, and wrist pin bearing
when applicable.
13.4:1 78 77.95 250
901999 -----
-----
-----
-----
