Stock STX 15F Avg. Speed 60.5-61 mph @ 7600 RPM
 

Description of Parts RPM Top Speed
R&D STX 15F Ride Plate
Part #: 121-15100
7600 63-63.5 mph
R&D STX 15F Aquavein Scoop Grate
Part #: 111-15001
7600 64 mph
R&D STX 15F Power Plenum Air Filter Kit
Part #: 215-15011
7700-7750 64.5-65 mph
R&D/Solas 13/19 Concord Impeller
Part #: 131-01319
7700-7700 66-67 mph
 

Total:

$730.81

Parts/Kit Overview

The R&D Kawasaki STX 15F Performer Kit was developed to improve top speed performance and overall handling by delivering a much faster, more comfortable and stable ride. The R&D 15F Ride Plate Kit along with the new R&D 15F Aquavein Intake Grate, and adjustable Pro Series Sponson Kit, will deliver a higher degree of recreational performance with improved rear end traction and improved straight line top speed and stability. The R&D Aquavein will improve pump hook up in rough water conditions! The Solas 13/19 Concord Impeller will reduce cavitation and increase top speed performance. The R&D 15F Performer Kit has been extensively tested recreationally and in offshore racing conditions for bulletproof problem free performance! In offshore racing events the 15F Performer Kit has been a proven winner in stock class competition! R & D Performer Kits were developed to install easily, maintain a very high level of reliability, and run on 92-Octane pump gasoline!

The R&D STX 15F Ride Plate design has been used by Factory Kawasaki in pro runabout racing to win every National and World title for the past four years! In fact, the R&D 15F Ride Plate was used to win the 2004 World Championships on a supercharged Kawasaki 15F! Improved top speed performance, increased rear end traction, and great recreational handling performance! For O.E.M. reverse gate use, install the R&D Reverse Gate Bracket Kit part # 125-15000.

The new R&D STX 15F Aquavein Intake Grate will reduce cavitation while increasing overall handling, straight-line stability and top speed performance. The R&D Aquavein Grate will keep the 15Fs pump loaded and hooked up, increasing rough water top speed averages 2-3 mph!

The R&D 15F Power Plenum Filter Kit will add a noticeable increase in low and mid range power, as well as improved top speed performance by adding 100-150 to the engines peak RPMs. The R&D Power Plenum sounds great, installs easily, and it delivers maintenance free performance!

The R&D Solas 13/19 Concord Impeller will reduce cavitation and increase hook up, and add 1-1.5 mph to top speed performance. For extreme rough water conditions or offshore racing, R&D offers the Solas Concord 13/19 Impeller Part # 131-01319.

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