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Moroso 74100 Battery Disconnect Switch for Drag Racing Applications

Manufacturer

Moroso

<p>For over half a century, Moroso Performance Products has been a cornerstone name in racing and high-performance automotive circles. Founded by Dick Moroso, the company began with a focus on solving real-world problems faced by racers, and that practical engineering philosophy continues to define the brand today. From weekend bracket racers to professional teams competing at the highest levels of motorsport, enthusiasts trust Moroso to deliver components that perform under the most demanding conditions.</p><h3>Engineering Excellence in Oiling Systems</h3><p>Moroso's reputation is perhaps most firmly established in the realm of engine lubrication. Their <a href="/466-moroso-engine-oil-pan-5562">engine oil pans</a> are legendary in racing communities, featuring baffling systems, windage trays, and kick-outs designed to maintain consistent oil pickup during hard acceleration, braking, and cornering. Whether building a road race car that experiences sustained lateral g-forces or a drag car that needs oil control during violent launches, Moroso offers application-specific solutions. Complementing their oil pan lineup, Moroso manufactures precision-engineered <a href="/466-moroso-engine-oil-pan-gasket-5436">engine oil pan gaskets</a> designed to seal properly even under extreme temperatures and vibration, preventing costly leaks that can end a race day prematurely.</p><h3>Ignition and Engine Management</h3><p>Beyond oiling systems, Moroso produces quality <a href="/466-moroso-spark-plug-wire-7224">spark plug wires</a> engineered to deliver consistent spark energy while resisting the heat and electromagnetic interference common in high-performance environments. Their ignition components feature low-resistance conductors and durable boots that maintain reliable connections even when routed near headers and other heat sources.</p><h3>Precision Engine Accessories</h3><p>The devil is in the details when building a competition engine, and Moroso understands this completely. Their <a href="/466-moroso-engine-oil-dipstick-10021">engine oil dipsticks</a> may seem like minor components, but they're designed with accuracy and durability in mind, helping engine builders and racers monitor oil levels precisely. For transmission specialists, Moroso also offers <a href="/466-moroso-automatic-transmission-valve-body-12200">automatic transmission valve bodies</a> and related components that support high-performance shifting and durability.</p><h3>A Complete Performance Ecosystem</h3><p>With thousands of products spanning oil systems, valve covers, air cleaners, cooling components, and fuel system equipment, Moroso offers a comprehensive catalog for performance builds. Their commitment to quality manufacturing and functional design has made them a fixture in engine shops, race trailers, and garages around the world. Whether you're chasing lap times, elapsed times, or simply building a reliable high-performance street machine, Moroso Performance Products provides the engineering solutions that serious enthusiasts demand.</p>

Part Number

74100
08/16/2036 1:02 AM
Sale Price

$45.86

In Stock (10+)

delivery box

Usually delivered within 2 days

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No Hassle Returns

No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The Moroso 74100 Battery Disconnect Switch is specifically designed for drag racing applications without alternators. This professional-grade switch provides reliable electrical system control for competition vehicles where quick battery disconnection is essential for safety and performance.

Key Features:

  • Designed for drag race vehicles without alternator systems
  • Rear panel mounting configuration for easy installation
  • Rated for 20 amps at 6-36V DC operating range
  • Compatible with PN 74105 for remote installation applications
  • Provides quick and reliable battery disconnection for safety compliance
  • Heavy-duty construction built for racing environments

This disconnect switch is ideal for racers who need a dependable way to cut power to their electrical system between runs or in emergency situations. The rear panel mount design allows for clean installation while maintaining accessibility. When combined with Moroso part number 74105, this switch can be configured for remote mounting applications to meet specific vehicle requirements or racing class regulations.

Products specifications

Continuous Amp Rating

20 amps

Emergency Off Decal Included

Yes

Includes Alternator Disconnect

No

Includes Magneto Disconnect

No

Quantity

Sold individually.

Surge Amp Rating

125 amps

Switch Activation

Manual

Switch Actuation

Rotary (turn)

Voltage Compatibility

12

Waterproof

No

Great customer service and support. a live person answered the phone and was able to reccomend the correct product for my vehicle. Best price online too........i woould most absolutely use them again! Great company!

Right item, right price !

Great prices, great service, fast shipping!

SO far, so good. We ordered a new Weathertech Trunk Liner from Autoplicity for our new VW SportWagen. We were pleased to find exactly what we were looking for for $50 less than other locations.

Great merchant! I would most certainly would do business with them again. Customer Service was extremely helpful and my order shipped quickly.

only problem so far is this obnoxious messge .

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