Klotz Synthetic Straight Weight Lubricant - 70w 1qt — Harley-Davidson Electra Glide, Super Glide, Low Rider (1955-1983)

Klotz synthetic straight weight 70W lubricant formulated specifically for Harley-Davidson pre-Evolution V-twin engines. Certified API-SH/CG-4 compliant and designed to reduce friction, lower operating temperature, and improve anti-wear film strength under high heat.

Features

• API-SH/CG-4 certified
• Custom formulated for Harley pre-Evolution engines
• High temperature film strength
• Reduces engine temperature and detonation
• 1 quart bottle

Specifications

• Brand: Klotz
• Manufacturer Part #: KH-70
• UPC: 028175015704
• Viscosity: 70W straight weight
• Size: 1 quart
• Weight: 1.97 lbs
• Dimensions: 8 in L x 4 in W x 2 in H

Fitment

Designed for V-twin motorcycles, particularly Harley-Davidson pre-Evolution engines.

Frequently Asked Questions

Is this oil warranty-compliant for Harley?

Yes — Klotz 70W is API-SH/CG-4 certified, meeting Harley-Davidson warranty requirements for pre-Evolution engines.

Can I use this in post-Evolution or Milwaukee-Eight Harleys?

This is formulated for pre-Evolution V-twins. Check the manufacturer's recommendation for newer engine generations.

What viscosity is this?

70W straight weight — a thinner oil suitable for pre-Evolution engines that prefer lower-viscosity lubricants.

How much oil is in the bottle?

One quart (32 oz). Most V-twin oil changes require 2–3 quarts depending on filter status.