Retno Le Mans Monza Style Flip Top Gas Cap – Sand-Cast 356-T6 Aluminum

Retno Le Mans Monza Style Flip Top Gas Cap – Sand-Cast 356-T6 Aluminum

Add authentic vintage racing style and premium craftsmanship to your vehicle with the Retno Le Mans Monza Style Flip Top Gas Cap. Featuring a classic large flip-top design with a roller latch, this distinctive fuel cap is an excellent addition to vintage race cars, restorations, custom builds, street rods, and other specialty applications.

Unlike die-cast alternatives, this cap is manufactured from high-quality 356-T6 sand-cast aluminum, following the construction style of the original designs. The aluminum tumbler finish gives the cap a distinctive appearance suited to period-inspired racing and custom automotive builds.

Designed with versatility and serviceability in mind, this multi-piece assembly comes complete with mounting hardware and gaskets. It is fully rebuildable and available in vented or non-vented configurations, as can be specified in our SOS (Specialty Order Shop).

A standout feature is the integrated provision for securing the cap lever with safety wire or a zip tie, an important consideration for many vintage racing applications and organizations.

Limited production. Individually numbered. Distinctive by design. Retno delivers specialty components for enthusiasts who appreciate quality materials, unique styling, and attention to detail.

Features & Benefits

• Classic Le Mans Monza Styling: Large flip-top cap with a distinctive roller-latch design

• Premium Construction: Sand-cast 356-T6 aluminum, not die-cast

• Aluminum Tumbler Finish: Distinctive finish for vintage racing and custom applications

• Safety Feature: Provision to safety-wire or zip-tie the cap to the lever

• Fully Rebuildable: Multi-piece design for serviceability

• Complete Installation Hardware: Includes base gasket, cap gasket, and mounting bolts

• Versatile Applications: Suitable for many vintage race cars, restorations, and custom automotive or marine projects, subject to fitment verification

Product Specifications

• Brand: Retno

• Product Type: Le Mans Monza Style Flip Top Gas Cap

• Material: 356-T6 sand-cast aluminum

• Finish: Aluminum tumbler finish

• Hose Diameter: 3" OD

• Cap Diameter: 4-3/4" (4.75") OD

• Mounting Base Diameter: 5-3/16"

• Mounted Height: 2.400"

• Flange Thickness: 1/4"

• Hose Barb Length: 2-3/8" from the back of the flange

• Bolt Hole Pattern: 4 holes on a 4.75" OD pattern

• Vent Configuration: Vented or non-vented, as selected at checkout

• Included Components: Base gasket, cap gasket, and mounting bolts

• Design: Multi-piece, fully rebuildable assembly

• Production: Limited production, individually numbered

Applications

The Retno Le Mans Monza Style Flip Top Gas Cap may be suitable for a wide range of applications, including:

• Lola and Can-Am-style race cars

• Vintage racing cars and restorations

• Ford Mustang

• Chevrolet Corvette

• AC Cobra-style builds

• Ferrari-inspired projects

• Rat rods and custom street rods

• Boats and other compatible specialty applications

Fitment varies by vehicle and fuel-system configuration. Please verify the mounting dimensions, hose connection, and required vent configuration before ordering.

Important Fitment & Installation Notes

• Confirm the 4.75" bolt-hole pattern, mounting base dimensions, and 3" OD hose connection before purchase.

• Select the correct vented or non-vented configuration for your application.

• Check the requirements of your racing organization if using the cap in competition. The safety-wire provision does not automatically guarantee compliance with every organization's regulations.

• Ensure the cap, gasket, hose, and fuel system are compatible with your intended fuel and application.

A Unique Piece of Vintage Racing Style

With its classic roller-latch design, sand-cast aluminum construction, distinctive finish, and limited numbered production, the Retno Le Mans Monza Style Flip Top Gas Cap is made for builds that deserve something special.

Retno — high-quality, distinctive parts for racing, restoration, and custom automotive applications.