Best in 7 days
Pay in installments of $22.21 with
,
and
Shipping Estimate
USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Sep 9 - Sep 14
Promo Codes Available:
For Your Every Summer RSVP, with Code: SUMMER15
Description
Boyesen 539 Reed Fits YamahaREVOLUTIONARY PERFORMANCE Boyesen's patented dual stage design incorporates a specially shaped top reed and a ported bottom reed. The top reed is lightweight and resilient for crisp throttle response at partial throttle or low RPMs. The stiffer, bottom reed is ported to provide maximum flow and horsepower at higher RPMs. More valves equals more power by creating: More Air Flow. The dual stage design allows you to replace your stock reed stop with a
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
Discover Niche Categories That Outsell
Top-Converting Item to Boost Your Average Order
Best in 7 days
Best in 7 days
Best in 7 days
Best in 7 days
4.9 ★★★★★
Based on 1475 reviews
Sort
Product Reviews
★★★★★ 1
Throttle pin defective
This carb fits my tohatsu 3.5 hp but the throttle pin is defective. The only way to regulate it running wide open is to choke it out.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 4, 2024
★★★★★ 5
Perfect fit for a 3.5 nissan
At a great price
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 9, 2022
★★★★★ 5
Quality parts and as described
Color: Black
Product worked great, had all pieces and parts required for the job. Could have used instructions, but I was able to search and find it on YouTube.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 2, 2026
★★★★★ 5
Great replacement kit
Color: Black
Water pump kit fits perfectly on my 200hp mercury outboard 2000 model. Excellent quality matching the OEM part I replaced from wear & tear. There where however extra gaskets & O-rings that go nowhere on my outboard
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on September 1, 2024
★★★★★ 5
Johnson 90 sea pro VLSIF
Color: Black
All parts required for proper water pump change were in kit. All parts were grouped and packaged. All made of solid materials sturdy.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 19, 2026
recommand products
JTT Scenery 97423 O: Brick 1:48 (2)
15.07
GreenLight 41140-E 1/64 1995 Ford Escort RS Cosworth - Red Line Synthetic Oil
16.75
GreenLight 37260-D 1/64 1969 Chevrolet Camaro Z/28 - Tony Pizzi Automotive Lot #1309.1
16.75
Tamiya 54558 TT-02 ALUMINIUM MOTOR MOUNT
25.14
Biante B18H20G 1/18 Holden ZB Commodore - #20 S. Pye 2020 BetEasy Darwin Triple Crown
142.71