Baron BIG AIR KIT STEALTH Yamaha Royal Star User Manual

Page: 1BA-2010-00

STEALTH - BIG AIR KIT - Yamaha V-Star 650 Classic & Custom

Revision: 2.7 - 03/29/2010

CAUTION: We strongly recommend a qualified Yamaha technician install

this kit. Please read ALL of the instructions BEFORE installation.

Install Time: 90 Minutes

INCLUDED IN THE KIT:
(2) K&N High Flow Reusable Air Filter

(1) BA-2410-00 Needle/Jet Kit

(1) Reusable Uni-Crankcase Filter

TOOLS REQUIRED:
10 & 12 MM Wrenches and Sockets
Phillips & Standard Screwdriver

Assorted Allen Wrenches
Factory Service Manual

INSTRUCTIONS:
Note: Always perform internal carburetor work in a clean area.

INSTALLER NOTE:The round air cleaner on the right-hand side of the engine may remain in place, but the
balance of the OEM airbox must be removed.

To install Big Air Kit:
See instructions in factory service manual and:

Remove the fuel tank and place it out of your way.
Remove the airbox and set it aside
See instructions for Needle/Jet Kit installation included with the supplied Needle/Jet Kit, install as
specified and then proceed to next steps. Install the supplied crankcase breather filter in the following
way:

1. Locate the crankcase breather hose that was disconnected from the rear of OEM airbox.

2. Cut approximately one inch off the open end of this hose.

3. Install the crankcase breather filter and supplied hose clamp hose onto this hose. The new crankcase
breather filter will remain in this area.
Make a note to check and clean this filter apprx. every 3000 miles. This could vary if you maintain a higher

than recommended oil level in your crankcase.

Install the new Big Air" filters and tighten the base clamps until they are snug, over tightening can cause
the filters to draw off the neck of the carburetor or can damage/cut the rubber which can cause an air leak
that can effect tuning.
CAUTION: Do not oil these filters excessively. Apply two (2) drops of oil per pleat and allow the oil to
soak-in for 10 minutes.

Check all vent lines, fuel lines, and throttle linkage for any obstructions or blockage. Be sure to twist and
release your throttle to be sure you have full throttle and that your throttle returns when released.

When you are satisfied that everything is adjusted, aligned and tightened properly you can reinstall your
fuel tank. If you have a remote fuel source you can fine tune with the fuel tank off if you wish. CAUTION:
The tuning/adjusting procedure is critical. Correct carbon monoxide settings are key to maximum

Our install guides provide a basic outline on the proper installation of our products. Further tuning and/or

fitment may be required. Barons bears no responsibility on installation costs associated with this product.

© 2013 Barons Custom Accessories

5221 Oceanus Drive Huntington Beach, CA 92649 [phone] - Ph. [phone] - Fax www.baronscustom.com [e-mail]

Page: 2BA-2010-00

STEALTH - BIG AIR KIT - Yamaha V-Star 650 Classic & Custom

performance. Do not overlook the next step!

CHECK: Listen to engine at idle speed for any popping or back firing. If popping is occurring at idle:
Verify the air/fuel adjustment screw has been set to the recommended starting position as described in
above step, then fine tune + or from there until popping stops or improves. (See Tuning note)

TUNING NOTE: Proper carburetor adjusting would include balancing which does requires the use of
carburetor sticks or a set of vacuum gauges. The carburetors must be synchronized in order to achieve
optimum performance. This procedure should be performed by a qualified Yamaha repair technician.

For best results, we recommend the engine be adjusted on an Exhaust Gas Analyzer (EGA) to a CO
reading between 3% and 4%. Please bear in mind this percentage depends on various factors including:
Altitude, Humidity, Temperature, Air Pressure, etc. Contact us if you have any questions regarding this
installation.

Our install guides provide a basic outline on the proper installation of our products. Further tuning and/or

fitment may be required. Barons bears no responsibility on installation costs associated with this product.

© 2013 Barons Custom Accessories

5221 Oceanus Drive Huntington Beach, CA 92649 [phone] - Ph. [phone] - Fax www.baronscustom.com [e-mail]