1105 Rectangular Early American Brake Bleeder Adapter

The Motive Products 1105 Rectangular Early American Adapter is purpose-built for the rectangular master-cylinder reservoir caps found on classic domestic vehicles from the 1950s through the 1970s. Snap it onto any Motive Power Bleeder for one-person brake bleeding on vintage American iron — no helper, no vacuum gadgets.

Vehicle Fitment

Fits the rectangular master-cylinder cap profile common to early American vehicles, including:

• Classic Ford – full-size cars and trucks from the 1950s–1970s with rectangular reservoir caps
• Classic GM – Chevrolet, Buick, Oldsmobile, Pontiac, Cadillac from the same era
• Classic Chrysler/Dodge/Plymouth – B-body, A-body, and full-size models with matching rectangular caps
• Other classic American vehicles using a rectangular single-chamber reservoir

Check your reservoir cap shape and dimensions against the Motive adapter guide before ordering.

Key Features

• Rectangular Seal Profile – engineered for the specific geometry of early American master-cylinder caps.
• Quick-Disconnect Compatible – connects to any Motive Power Bleeder tank via stainless quick-disconnect.
• Durable Aluminum Construction – resists DOT 3/4 brake fluid and decades of shop use.
• One-Person Bleeding – pressurize, open bleeders, done. No second mechanic needed.

How to Use

Seat the 1105 adapter onto the rectangular reservoir cap, connect your Motive Power Bleeder tank, and pump to 15–20 psi. Open each wheel cylinder or caliper bleeder in sequence. Pair with any Motive Power Bleeder tank for a complete one-person system on your classic American restoration project.

WARNING: Reproductive Harm – www.P65Warnings.ca.gov