Where is the idle mixture on a Harley?
Dry, fluffy or sooty black deposits indicate a rich carburetor air-fuel mixture. Locate the idle mixture screw on the bottom outlet side of the carburetor, in a passageway next to the float bowl. Turning the idle mixture screw in, or clockwise, will lean the idle mixture and turning it out, or counterclockwise, will enrich it.
What can be done to a Harley Davidson Sportster engine?
It means that the compression ratio will be raised by altering the cylinder head. The inlet and exhaust ports will need modification and possibly even larger valves. The pushrods will need to be changed and you might even go to a 1250cc big bore kit and an upgraded crankshaft.
How do you adjust the idle speed on a Harley?
Damage to the screw and its seat may result. Turn idle mixture screw two turns out (counterclockwise) to an idle speed of 1,000 rpm. Adjust the screw 1/2 turn at a time. After each adjustment, reset the idle speed to 1,000 rpm. The maximum adjustment range is 1/2 to 3-1/2 turns. When adjusting the idle mixture screw, make only small adjustments.
What is the manual for a Harley Davidson Sportster?
The Cyclepedia Press LLC 1991-2003 Harley-Davidson Sportster 883 and Sportster 1200 online service manual features detailed full-color photographs and wiring diagrams, complete specifications with step-by-step procedures performed and written by a professional technician.
When did Edelbrock start selling power package kits?
The Edelbrock Total Power Package® concept of selling dyno-matched components has been popular since the 1980’s, but with the introduction of the Performer RPM Power Package Top End Kits, Edelbrock matched parts are now available under one part number!
Which is the best Edelbrock Top End Kit?
With just about everything you need to top off your Chevy, Chrysler or Ford, these Top End Kits are performance-proven. With Manifold and Carb kits, it’s easy to upgrade your induction system with the best combination of Edelbrock proven performance and looks in a single box.
What kind of air gap does Edelbrock use?
The dual-plane, 180° design of the Performer RPM intake works with an Edelbrock carburetor for great throttle response and power up to 6500 rpm. Our RPM Air-Gap manifolds have a unique air-gap design for a cooler, denser intake charge and more power.
What makes an Edelbrock E-Street head so good?
E-Street heads are designed for high performance street applications with hydraulic flat tappet camshafts and feature larger than stock intake and exhaust ports to improve engine efficiency. An Edelbrock Performer power package is designed to greatly increase performance and driveability in the low- to mid-rpm range.