ENGINE
383
2015 OFFROAD CATALOG
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HOT CAMS DIRT BIKE
continued
MODEL
YEAR
DESCRIPTION
CAMSHAFTS
SHIM KIT
EXHAUST
DURATION
EXHAUST
LIFT
EXHAUST
LOBE
CENTER
EXHAUST
VALVE
LASH
INTAKE
DURATION
INTAKE
LIFT
INTAKE
LOBE
CENTER
INTAKE
VALVE
LASH
HONDA CONTINUED
CRF 450R 07 Stage 1: single-cam motor. Excellent bottom-
end and midrange increase. Improved throttle
response. Uses stock auto-decompression
mechanism. Uses stock valve springs.
870234 269.95
G
870967 89.95
G 268.5 8.7 103.5 0.28 237.5 9.6 106.5 0.15
CRF 450R 07 Stage 2: single-cam motor. Excellent midrange
and top-end increase. Improved throttle
response. Uses stock auto-decompression
mechanism. Uses stock valve springs.
870235 269.95
G
870967 89.95
G 268.5 8.7 105.5 0.28
248 10.1 109.75 0.15
CRF 450R 07 Stage 3: single-cam motor. Significantly more
top-end power than Stage 2. Will work well for
Supermoto and big bore/strokers. Uses stock
auto-decompression mechanism. Uses stock
valve springs.
870236 269.95
G
870967 89.95
G 265 9.05 104.5 0.28 251.5 10.4 116 0.15
CRF 450R 08 Single cam motor: Excellent bottom-end.
Improved throttle response. Uses stock auto
decompression mechanism. Uses stock valve
springs.
870237 269.95
G
870967 89.95
G 270
8.8 103.25 0.28
238 9.6 109 0.15
CRF 450R 08 Stage 2: single cam motor: Good midrange and
top-end gain. Uses stock auto decompression
mechanism. Uses stock valve springs.
870238 269.95
G
870967 89.95
G 270
8.8 104.5 0.28
248 10.1 112 0.15
CRF 450R 09 Builder Series: Single cam engine. Good
bottom end cam for modified engines. Can
be used with stock or aftermarket valve
springs, if ignition rev limit is increased use
requires spings VSK1009. Uses stock auto
decompression mechanism.
870243 295.95
G
870967 89.95
G 268 9.27 105 0.28
238 9.6 109 0.16
CRF 450R 09 Builder Series: Single cam engine. Good high
RPM cam for modified engines needing high
RPM capability. Can be used with stock or
aftermarket valve springs, if ignition rev limit
is increased requires spings VSK1009. Uses
stock auto decompression mechanism.
870245 295.95
G
870967 89.95
G 269 8.71 104 0.28
252 10.39 118 0.16
CRF 450R 09 Builder Series: Single cam engine. Good
low RPM cam for modified engines that
are oversized. Can be used with stock or
aftermarket valve springs, if ignition rev limit
is increased requires spings VSK1009. Uses
stock auto decompression mechanism.
870248 295.95
G
870967 89.95
G 269 8.71 104 0.28
254 9.78 111 0.16
CRF 450R 09 Builder Series: Single cam engine. Good
midrange cam for modified engines that
are oversized. Can be used with stock or
aftermarket valve springs, if ignition rev limit
is increased requires spings VSK1009. Uses
stock auto decompression mechanism.
870246 295.95
G
870967 89.95
G 265 9.04 104 0.28
254 9.78 111 0.16
CRF 450R 09 Builder Series: Single cam engine. Good
midrange cam for modified engines. Can be
used with stock or aftermarket valve springs,
if ignition rev limit is increased requires spings
VSK1009. Uses stock auto decompression
mechanism.
870244 295.95
G
870967 89.95
G 265 9.04 104 0.28
248 10.11 112 0.16
CRF 450R 09 Builder Series: Single cam engine. Good
top end cam for modified engines that
are oversized. Can be used with stock or
aftermarket valve springs, if ignition rev limit
is increased requires spings VSK1009. Uses
stock auto decompression mechanism.
870247 295.95
G
870967 89.95
G 268 9.27 105 0.28
254 9.78 111 0.16
CRF 450R 09 Stage 1 cam: single cam motor. Improved
torque below 9000rpm with improved peak
horsepower over OEM cam. Uses stock valve
springs, rockers, and auto decompression
mechanism.
870240 269.95
G
870967 89.95
G 248
8.7
104 0.28
238 9.6 109 0.16
