Description: Boyesen Quick Shot 3 Accelerator Pump Cover part# APC-3
Stock accelerator pump covers permit only a 60% - 70% fuel charge in the pump chamber. Turn the throttle and air trapped in the chamber is compressed disrupting fuel delivery. All the while tuning the squirt means a complicated change of the leak jet.
The Result: Hesitation, bog and a tuning headache.
The Patented Boyesen QuickShot 3's triple effect: 1. Completely fills the pump chamber with fuel 2. Eliminates troublesome air and 3. Provides an adjustable leak jet circuit for simple hand tuning.
The Result: The ultimate in adjustable fuel injection.
Tunable leak jet maximizes volume of fuel and duration of squirt for all conditions
Investment cast and finished to precise tolerances
25% more fuel capacity
High volume vertical check valve located in the QS3 for precise, consistent fuel metering
Stops hesitation and bog
Instant response to throttle movements
Improved low end performance
Fits ALL Keihin FCR carbs
Superior to stock accelerator pump covers
Accelerates fuel delivery
Reduced hot engine stalling
No modification required - simple bolt-on
CRF150R 2007-2009
CRF250R 2004-2009
CRF250X 2004-2009
CRF450R 2002-2008
CRF450X 2005-2009
KX250F 2004-2010
KX450F 2006-2008
KLX450R 2008-2009
RMZ250 2004-2009
RMZ450 2005-2007
YZ/WR250F 2001-2010
YZ/WR400F 1998-2000
YZ/WR426F 2000-2002
YZ/WR450F 2003-2009
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