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STOCK SPECIFICATIONS: 47mm BORE X 58.1mm STROKE 8.5:1
COMPRESSION
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BORE
KIT 120cc
53.5mm
piston, 11:1 compression.
Excellent low-end power,
quick throttle response and better overall horsepower with this kit.
INCLUDES: Piston, pin, rings,
circlips, headgasket, basegasket, sleeve.
REQUIRES: Re-sleeving, Boring, rejetting.
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00346 Y BORE KIT 53.5MM -- $279.00
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PISTON KIT - OVERSIZE FOR 120cc ABOVE
54mm
Piston, 11:1 Compression.
.020” Oversize
for our kit shown above
INCLUDES:
Piston, pin, rings, circlips, headgasket, basegasket, sleeve.
REQUIRES:
Bores into the Powroll sleeve provided with kit #00346.
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00346B Y BORE KIT 54MM -- $185.00
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101cc BORE KIT
49.5mm Piston, 11:1 Compression.
Great overall power
increases. At least a 35% gain in horsepower when paired with our
exhaust system. 50% with cam and exhaust!
INCLUDES: Piston, pin, rings,
circlips, headgasket, basegasket.
REQUIRES: Boring, rejetting.
RECOMMENDATIONS: Bikes ridden
at or near sea level may run better with a mix of 1/2 race gas and 1/2
premium pump fuel.
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00324 Y BORE KIT 101CC TTR90 -- $155.00
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PISTON KIT - OVERSIZE FOR 101cc ABOVE
50mm Piston, 11:1 Compression. .020”
Oversize.
INCLUDES:
Piston, pin, rings, circlips, headgasket, basegasket.
REQUIRES:
Boring, rejetting.
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00324B Y BORE KIT TTR90 101CC +.020 -- $155.00
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CAMSHAFT - MIDRANGE GRIND
HARDWELD
CAM, INCLUDES
CORE CHARGE
Awesome mid to top end power
when used with our bore kit. Uses stock valve springs.
REQUIRES:
Send in your
good cam core for refund.
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12753-22747G Y CAM TTR (Price incl. core
crg of $80.00) -- $260.00
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