Spectro Assembly Lube - 4oz

Spectro Assembly Lube is a 4 oz bottle of break-in oil formulated for V-twin engines and transmissions during initial assembly and rebuilds. Fortified with anti-scuff polymers and rust inhibitors to protect critical components from the moment the engine first turns over.

Features

• Anti-scuff polymer package
• Protects rings, cam lobes, gears, and bearings
• Anti-rust properties for storage
• Assures total starting protection

Specifications

• Brand: Spectro
• Manufacturer Part #: 310236
• UPC: 831556001179
• Size: 4 oz
• Dimensions: 1.62 in × 1.62 in × 5 in
• Weight: 0.033 lbs

Fitment

For V-twin motorcycles, including Harley-Davidson and Indian Motorcycle engines and transmissions.

Frequently Asked Questions

When should I use assembly lube?

Apply during initial engine and transmission assembly, rebuild, or before the first cold start to coat rings, cam lobes, gears, and bearings.

Can I use this in place of break-in oil?

Assembly lube is a startup protection product — use it during assembly, then drain and fill with the manufacturer-recommended break-in or full-weight oil immediately after first start.

Does this provide rust protection during storage?

Yes — Spectro Assembly Lube has anti-rust properties, making it useful for protecting internal components if the engine sits between rebuilds.

Is this suitable for both Harley and Indian engines?

Yes — this assembly lube is formulated for all V-twin motorcycle engines, including Harley-Davidson and Indian brands.