Voltage Regulators
For bikes with separate
rectifiers and regulators
Adjustable Voltage regulator for
1969~1978 SOHC in-line four
cylinder Hondas.  

$52.00
VR3-H
This voltage regulator ships with a
pair of 6mm Allen head screws and
you will need a 5mm Allen head
wrench (not included) to install it.
Adjustable voltage regulator for  B model
Kawasaki KZ650 four cylinder and KZ400 50
twin
.  Can also be used on the early KZ750 twin with minor wiring
modifications.

$52.00
VR3-KZb
With this regulator your bike will charge in the 13.5~14 volts at an idle and 14.2 volts from 1500 RPM to red
line and you can adjust the max output + or - .5 volt.

This voltage regulator ships with a pair of 6mm Allen head screws and you will need a 5mm Allen head wrench (not
included) to install it.
Voltage regulator for GT series Suzuki triples.

$52.00
VR3-SGT
This is same VR2 regulator but with wires color coded for
GT series Suzuki triples.  The 3 wire plug Suzuki used is
other than the locking tab is in a different place.  

This unit comes with a new plug for the harness for you to
install or you can plug it in as is, but it won't lock in place.
The plug on the left is the stock Suzuki voltage
regulator plug that is not longer available.  The plug
on the right is the one that ships with the VR2-SGT
This regulator the same electronics as my other VR2 regulators but mounted on a square plate with the
mounting holes 80mm apart diagonally specifically for Yamaha DS7, R5, RD250, RD350.   We supply a
new plug for the harness and highly recommend that you install it as well as replacing the plug from the
alternator to the wiring harness since the original connectors are almost always trashed.  

VR3-YRD
$52.00
Voltage regulator for all 12 volt bikes with an
electro magnet field alternator that has one poll
$52.00
VR3-U
This unit has short leads and a splice in harness section so you can cut it to length.  Splicing supplies, heat shrink tube and
mounting hardware are come with it.

Connecting this regulator is a snap, the brown wire is positive from the main power lead.  The black wire goes to ground and the
green wire goes to the field coil.   I can substitute in micro plugs for use on the Yamaha two stroke twins on special order.
This is a partial list of the bikes unit will work

Yamaha: R5, DS7,  RD250, RD350, XS series 650 twins.  

Kawasaki: early KZ650s

Suzuki: GT series triples.

BMW boxer twins
Not for use on the Z1, KZ900 or KZ1000
See our VRRPM3 for the KZ900/1000
Note: This regulator is for Kawasaki KZ models that have 3 yellow wires from the alternator.
This regulator the same electronics as my other VR3 series regulators but mounted on a larger plate with the mounting
mechanical regulator.  A new 3 prong plug is included for the wiring harness or you can use the original plug if you
don't want the locking feature. Stainless steel screws allen head screws are included to mount it to your bike.

VR3-Y650T
$52.00
and 14.2 volts from 1500 RPM to
red line.  You can adjust the for a
max output of 14.7v.
Adjustable Voltage regulator for 1969~1978
SOHC in-line four cylinder Hondas.  

$52.00
VR3-H3p

This regulator is the same as above but it has
the 3 prong plug below  installed and comes
with a mating plug for you to install on your
bike.  This one is best for custom bikes or is
great to replace the old stock regulator
connections on your bike
VR3-H3p regulators
installed on a CB350 four.