WebCNC Porting Services for Harley Heads. Since 2000 Zipper’s has been offering Best in Class CNC ported Twin Cam Heads. As the “Industry Original” we have been continuously … WebAfter our Performance Prep Modification your heads will be superior “mechanical condition” to run 7,000 rpm for a few thousand laps. Note: 7,000 rpm for a few thousand laps will not happen with off-the-shelf warehouse heads without this type of work. Performance Prep is done to all our heads prior the more extensive modifications like SST ...
Super Port Flow - FLO Headworks
WebCrush - $950: Maximum Power at Minimum Cost! The Crush level of head preparation was designed by HAMMER PERFORMANCE to let you take advantage of the large seats found in certain XL heads, giving you a maximum performance set of heads at reasonable cost. If you have a set of Thunderstorm, XB, or 2004-present XL1200 heads, and you're going to be … WebSep 17, 2024 · Harley-Davidson heads can be ported and polished to improve performance. This process can be done at home with the proper tools and a little know-how. Porting … phone booth promo code
How To Port And Polish Your Harley-Davidson Head For Better …
WebHead Hoggers is the market leader in Harley Horsepower, Engine Kits, Engine Rebuilds and Engine Modifications. From stock rebuilds to full beast mode engine builds, we have you covered. Full Machine Shop and Machining Services. Call us today for all your Harley performance needs! (256) 735-4520 or (256) 352-4420. WebThese ThunderSport heads will allow your Sportster® engine to reach its full potential! • Full CNC port & combustion chamber machining • Ductile iron step-lock valve guides with Viton seals • Competition seat work on Serdi equipment • 1.900” Intake, 1.615” Exhaust stainless steel valves • Performance valve springs with titanium collars WebSep 1, 2024 · The ports are high and much straighter than the B2 and are also rotated for easier accessibility when it comes to intake manifold and exhaust fabricating. They will support from 4.500˝ to 4.800˝ bores with 5˝ bores sometimes being used. These heads will support a 160 cubic inch v-twin at 8,000 rpm and produce 250 to 275 rear wheel hp. how do you know if you have a carbon pro bed