This is the stock Briggs Factory Part #555658 Carburetor Assembly for LO206 engines, but comes fully optimized by Faster Motors! Comes packaged with Black Throttle Slide (Senior Class, fully open), but if you need a different color, you may choose to add one for additional $22.49 ** BONUS ADD-ON **For the various colored slides (junior classes) you may should also include machining the slide stop to get maximum slide opening and horsepower. (add $30 Machining Service) NOTE: NO MACHINING IS REQUIRED TO OPTIMIZE THE SENIOR 206 CLASS CARBS CHECK SLIDE COLOR FOR YOUR CLASS: • RED Slide, opens .440" (RED SLIDE Valve Throttle - part# 555733)• BLUE Slide, opens .520"(BLUE SLIDE Valve Throttle - part# 555734) • GREEN Slide, opens .490"(GREEN SLIDE Valve Throttle - part# 555740)• GOLD Slide, opens .570"(GOLD SLIDE Valve Throttle - part# 555741) • Jr LO206 Slide, opens .285" includes BLACK SLIDE 555728 Valve Throttle • Jr LO206 Slide, opens .310" includes BLACK SLIDE 555732 Valve Throttle RECOMMENDED ADDITIONAL ACCESSORIES: Slide Gauge For all the slides (except the senior) I strongly suggest you also purchase the correct Slide Gauge so you can check that the slide opening is at the MAXIMUM BUT NOT OVER the legal limit. PURCHASE YOUR GAUGE HERE! Locking Cap Often required by club race rules, all the carbs (except the senior) require a locking cap to stay legal.
