Mini Breather Tank Panel Mount ALL36142

OVERVIEW

When you''re pushing a high-performance air-cooled Volkswagen engine to its limits, managing internal crankcase pressure isn''t just an optionit''s a necessity for engine longevity. The Allstar Performance Mini Breather Tank (ALL36142) is the professional choice for racers and enthusiasts looking to keep their engine bays clean and their seals intact. This spun aluminum tank is specifically designed to vent excess pressure from your dry sump system, high-performance transaxle, or rear end, effectively preventing the dreaded oil blow-by that can coat your expensive chrome and cause catastrophic pressure spikes. Whether you''re running a high-revving 2332cc street sleeper or a turbocharged sand rail, this tank provides the compact, reliable ventilation required to maintain peak efficiency and prevent oil leaks caused by internal pressure buildup.

Crafted with the legendary quality that Allstar Performance is known for, this panel-mount version offers a streamlined solution for custom chassis and engine tin mounting. The lightweight, high-grade aluminum construction doesn''t just look the part in a show-winning Beetle; it''s engineered to withstand the extreme vibrations and harsh environments of off-road racing in the Baja or the dunes. By incorporating a 1/4-inch NPT bung at the bottom, it allows for versatile plumbing options that can be adapted to almost any performance air-cooled setup. This isn''t just a simple catch can; it''s an essential component of a well-engineered oiling system that ensures your Volkswagen stays on the road or the track longer without the mess of oil misting and atmospheric contamination. Appletree Automotive recommends this as a vital upgrade for anyone moving away from a stock breather setup to a more robust, high-performance configuration.

FITMENT

This universal mini breather tank is a favorite for custom air-cooled applications, including but not limited to:

• Volkswagen Beetle: All years and models (Type 1) using performance engines or aftermarket oiling systems.
• Volkswagen Karmann Ghia: Ideal for tight engine compartments where space is a premium.
• Volkswagen Bus / Type 2: Perfect for high-performance campers and transporters requiring extra transaxle venting.
• Volkswagen Thing (Type 181): Rugged enough for off-road use and custom roll cage mounting.
• Sand Rails & Dune Buggies: Essential for venting transaxles (002, 091, and Mendeola) and high-performance Type 1 or Type 4 engines.
• Custom Chassis: Any racing application requiring a panel-mount breather for dry sump or gearboxes.

SPECS

• Brand: Allstar Performance
• Part Number: ALL36142
• Material: High-Quality Spun Aluminum
• Finish: Natural Aluminum
• Mounting Style: Panel Mount (Integrated flange for flat surface mounting)
• Bottom Inlet/Outlet: 1/4 Inch NPT Female Bung
• Tank Diameter: Approximately 2.5 Inches
• Tank Height: Approximately 4.25 Inches (excluding breather filter)
• Includes: Spun aluminum tank, clamp-on style breather filter, and integrated mounting bracket.
• Application: Crankcase, Transmission, or Rear-End Ventilation

PRO TIPS

1. Optimize Line Routing for Gravity Return

When installing the Allstar Mini Breather, always ensure your vent lines have a consistent upward slope from the engine or transaxle to the tank. This allows heavy oil mist to condense inside the lines and drain back into the case before it ever reaches the breather filter. If you create a "trap" or a low spot in the line, oil will pool there, eventually blocking the vent and causing the very pressure spikes you''re trying to avoid. For the cleanest setup, mount the tank as high as possible on the fire wall or cage to ensure maximum separation of air and oil.

2. Proper NPT Sealing is Critical

The bottom of this tank features a 1/4-inch NPT bung. Because this is an aluminum component, you must be extremely careful not to over-tighten your fittings, which can crack the bung or strip the threads. We recommend using a high-quality PTFE thread sealant or specialized fuel/oil-resistant thread tape. Always start the fitting by hand to ensure it isn''t cross-threaded. A snug fit plus a quarter to half turn is usually sufficient for NPT fittings in aluminum to provide a leak-free seal without risking the structural integrity of the tank.

3. Regular Filter Maintenance for Peak Flow

Don''t overlook the breather filter on top of the tank. Over time, especially in off-road environments like Glamis or the Mojave, the filter element can become saturated with oil vapor and clogged with dust. A clogged filter restricts the tank''s ability to vent, which can lead to blown main seals on your VW engine. We recommend cleaning the filter element every oil change using a mild degreaser or a dedicated filter cleaner. Ensure the filter is completely dry before reinstalling it to maintain maximum airflow and pressure relief.