Description
- Dual stage reeds
- Minor change gives major H.P. improvements
- Faster opening and closing
- Greater low pressure (Low-throttle) response
- Greater velocity and flow area
- Longer overall life
- No engine damage if broken
631 made by Boyesen
$37.95
For 87-07 CR80/85R/B RM80
In stock
631 made by Boyesen
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