Showing 1–12 of 36 results
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High performance stock size Black Diamond valve & Beehive spring kit. Smaller Domni valves available on special order.
$339.00 Select options This product has multiple variants. The options may be chosen on the product page -
One piece aluminum rocker spindle cover set with SS allen screws & alum washers (see silicone gaskets)
$49.00 Add to cart -
Raised intake D port floor alum shoes and teflon heat insulating gaskets (2 ea) for increasing flow and performance for 850 RH4, Combat and all 32mm port heads
$79.00 Add to cart -
Raised intake D port floor alum shoes and teflon heat insulating gaskets (2 ea) for RH10 and all 30mm port heads. Some raised porting may be required to increase performance.
$79.00 Add to cart -
Raised exhaust D port floor iconel steel shoes (2) for increasing flow and performance for all 650s, 750s & 850s
$54.00 Add to cart -
Digital download of Narley ports with over 50 photos and drawings of high flow ports. “Full Auto”, “Axtell”, “Harley XR 750” and stock Norton ports included. A Street version is also included with suggestions for re-angled valves or stock size valves. AutoCad 2000 or later (or online drawing converter) required to view the drawings. Be sure to hit the “Narley Ports” button under “download” at checkout, then check your “downloads” folder.
$5.00 Add to cart -
Thumb drive of Narley ports with over 50 photos and drawings of high flow ports. “Full Auto”, “Axtell”, “Harley XR 750” and stock Norton ports included. A Street version is also included with suggestions for re-angled valves or stock size valves. AutoCad 2000 or later (or online drawing converter) required to view the drawings.
$10.00 Add to cart -
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