Red Line Big Twin 20W60HD PowerPack - 90231

Users must check vehicle specifications for capacity to ensure against overfilling, as full quarts may provide more product than necessary

This product dampens transmission noise (reducing the notorious shifting clunk found in these gearboxes), dramatically reduces temperature, provides thicker oil films between gear teeth and resists...

For 1984-to-present V-Twin American motorcycle engines, including Milwaukee-Eight, Evolution, Twin Cam and aftermarket engines of similar design

Available in winterized formula, reduces pour point of typical fuel by 25 degrees Fahrenheit

Reduces or eliminates bubbles or vapor barrier that form on hot metal surfaces to reduce coolant temperatures by up to 20 degrees