ENGINE
311
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
HONDA
CONTINUED
CR 250R 02-04 Cast Replica
Replica Piston kit; Kit includes: Piston, rings, pin,
clips
STD 66.4 66.35 250
-----
901194 901103 901034 -----
CR 250R 05-07 Cast Replica
Top end piston kit includes: piston, rings, pins,
circlips, top end gaskets, and wrist pin bearing
when applicable.
STD 66.4 66.35 250
901989 -----
-----
-----
901682
CR 250R 05-07 Cast Replica
Replica Piston kit; Kit includes: Piston, rings, pin,
clips
STD 66.4 66.35 250
-----
901300 901103 901034 -----
CR 500R 85-88 Cast Replica
Top end piston kit; includes: piston, rings, pin,
circlips, top end gaskets, and wrist pin bearing
when applicable.
STD 89 88.95 491 STD
901990 -----
-----
-----
901681
CR 500R 85-01 Cast Replica
Replica Piston kit; Kit includes: Piston, rings, pin,
clips
STD 89 88.95 491 STD
-----
901000 901111 901013 901681
CR 500R 85-01 Cast Replica
Replica Piston kit; +0.50mm makes 497cc. Kit
includes: Piston, rings, pin, clips
89.5 89.45 497 0.5
-----
901050 901112 901013 901681
CR 500R 85-01 Cast Replica
Replica Piston kit; +1.00mm makes 502cc. Kit
includes: Piston, rings, pin, clips
90 89.95 502
1
-----
901051 901113 901013 901681
CR 500R 85-01 Cast Replica
Replica Piston kit; +1.50mm makes 508cc. Kit
includes: Piston, rings, pin, clips
STD 90.5 90.45 508 1.5
-----
901052 901114 901013 901681
CR 500R 85-01 Cast Replica
Replica Piston kit; +2.00mm makes 513cc. Kit
includes: Piston, rings, pin, clips
STD 91 90.95 513
2
-----
901053 901115 901013 -----
CR 500R 89-01 Cast Replica
Top end piston kit; includes: piston, rings, pin,
circlips, top end gaskets, and wrist pin bearing
when applicable.
STD 89 88.95 491 STD
901991 -----
-----
-----
-----
CR 80R 90-91 Cast Replica
Top end piston kit; includes: piston, rings, pin,
circlips, top end gaskets, and wrist pin bearing
when applicable.
STD 47 46.95
80
901992 -----
-----
-----
901674
CR 80R 90-02 Cast Replica
Replica Piston kit; Kit includes: Piston, rings, pin,
clips
STD 47 46.95
80
-----
901163 901567 901664 -----
CR 80R 92-02 Cast Replica
Top end piston kit; includes: piston, rings, pin,
circlips, top end gaskets, and wrist pin bearing
when applicable.
STD 47 46.95
80
901993 -----
-----
-----
-----
CR 85R 03-04 Cast Replica
Top end piston kit includes: piston, rings, pins,
circlips, top end gaskets, and wrist pin bearing
when applicable.
STD 47.5 47.45
85
901994 -----
-----
-----
901674
CR 85R 03-07 Cast Replica
Replica Piston kit; Kit includes: Piston, rings, pin,
clips
STD 47.5 47.45
85
-----
901204 901570 901664 901674
CR 85R 03-07 Forged Big Bore Big Bore Piston kit; +2mm makes 91.8cc. Kit
includes: Piston, rings, pin, clips
49.5 49.45 91.8
2
-----
901067 901574 901664 -----
CR 85R 05-07 Cast Replica
Top end piston kit includes: piston, rings, pins,
circlips, top end gaskets, and wrist pin bearing
when applicable.
STD 47.5 47.45
85
901995 -----
-----
-----
-----
CR 85RB 03-04 Cast Replica
Top end piston kit includes: piston, rings, pins,
circlips, top end gaskets, and wrist pin bearing
when applicable.
STD 47.5 47.45
85
901994 -----
-----
-----
901674
CR 85RB 03-07 Cast Replica
Replica Piston kit; Kit includes: Piston, rings, pin,
clips
STD 47.5 47.45
85
-----
901204 901570 901664 901674
CR 85RB 03-07 Forged Big Bore Big Bore Piston kit; +2mm makes 91.8cc. Kit
includes: Piston, rings, pin, clips
49.5 49.45 91.8
2
-----
901067 901574 901664 -----
CR 85RB 05-07 Cast Replica
Top end piston kit includes: piston, rings, pins,
circlips, top end gaskets, and wrist pin bearing
when applicable.
STD 47.5 47.45
85
901995 -----
-----
-----
901686
CRF 150R 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 150R 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 150R 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 150R 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 150R 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 150R 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 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 65.97 150
-----
901336 901592 901658 901686
