Formulated for use in Harley-Davidson Transmissions and the following Primary Chaincase applications: 71-later XL, 83-84 XR1000, 08-later XR, and 84-later Big Twin models with wet type diaphragm spring clutch.
We have researched the right oil to the best of our ability but it goes without saying: always consult your owner’s manual where you will find the manufacturer’s recommended engine oil. What weight do I use in the primary chain area My newly purchased manual does not stae any weights except engine oil. DO NOT use in the crankcase as a motor oil. With our oil selector, you’ll be able to choose a premium oil but save a few quid on the official Harley engine oil. Thoughts on Best Oil for Harley Transmission.
Most non-synthetic oils will start to experience some. This unique oil and lubricant were developed and manufactured specifically for Harley drivers who do not. Unlike most automobile engines, the oil in a Harley engine can sometimes see temperatures of 250☏ or higher. That’s why it’s often better to choose a synthetic-based oil over a mineral (regular) oil as it’ll have better heat tolerance. Oil for transmission ( 1 quart) Oil for primary ( 1 quart) O-rings for transmission and engine oil drain plugs (available from dealer for about 1 each) Primary cover o-ring. The most recent bike he has 84,000 miles on it and its never burped a bit. Hes had more than one bike in the last 40 years and has been using Lucas since the day it came out. In air-cooled engine (like the ones found in most Harleys), heat can be an issue. He said 'I use 4 quarts of AmsOil Synthetic and (believe he said) 1 bottle of Lucas oil treatment.
It is recommended to change the oil at 1,000 miles, then every 10,000 miles after that. The Evolution Sportsters have wet clutch and primary drives.
Whether you’re running a 103, a Twin Cam or a Softail and whether you run Synthetic or Regular oil, the right oil will make all the difference. This guide will show you how to change the oil in the transmission of the Evolution motor of the Harley-Davidson Sportster. The chances are, your recommended oil will be 20W50 as that’s the most common grade for Harleys. The chart below shows you the recommended engine oil and the amount of oil you need for each model. While H-D supply their own oil, you definitely don’t have to use it to ensure your Harley runs smoothly. Models 1975 and later use Dot 5 brake fluid.This guide is designed to help you find the best oil for your Harley. Shovelhead models from 1966 to 1975 use Dot 3 brake fluid. HD Primary Chaincase is used in the primary chaincase. All shovelhead models 1970 and later use HD Type B fork oil. HD Hydra-Glide fork oil is for 1966 to 1969 models. For use in Harley-Davidson V-Twin transmissions and high performance differentials.
Harley-Davidson makes two types of fork oil for shovelheads. 170 Extreme Performance Full Synthetic Oil 75W-140. The transmission uses 1.5 pints of HD transmission lubricant, although many people use 75w90 gear oil mixed 3-to-1 with Lucas oil. Harley-Davidson recommends 4 quarts of SAE 50 or 60 engine oil in all 1966 through 1984 shovelheads. The primary lubricant should be changed at 5,000-mile intervals, the transmission oil every 10,000 miles and the the fork oil every 20,000 miles. The official maintenance recommendation is to change engine oil every 5,000 miles, but changing the oil at 2,500 miles is a good idea for an older shovelhead. That keeps the engine and other moving components lubricated and operating efficiently. Motorcycles need their main fluids changed at regular intervals.