GM 3905462 Nos Muncie Manual Gearshift Detent Cam General

( Brand: Gm ), ( Manufacturer Part Number: 3905462 ), ( Part Type: Manual Cam Motor )

Review GM General Motors Nos Muncie Speed Manual Gearshift Detent Cam

Muncie M21/M22 Manual Transmission Shift Detent Cam (3905462) for GM Applications

The Muncie M21 and M22 manual transmissions, popularly used in various GM applications including the iconic Chevrolet Camaro and Chevrolet Nova, are renowned for their robustness and reliability. The 3905462 shift detent cam is an essential component in ensuring the smooth and precise operation of these transmissions.

This shift detent cam is a critical part of the linkage system that connects the shifter to the transmission. It controls the engagement and disengagement of the gears, allowing for positive shifts between each gear ratio. The cam design features a series of detents that snap into place as each gear is selected, providing a tactile feel and positive engagement.

The 3905462 shift detent cam is specifically engineered for GM applications using M21 and M22 Muncie transmissions. It is manufactured from high-quality materials, ensuring durability and resistance to wear, even under heavy use. The cam's surface is finished with a precision machining process, ensuring a perfect fit and smooth operation.

Installing the 3905462 shift detent cam is a straightforward process, typically involving the removal of the transmission shifter assembly and the transmission pan. The cam is then installed in its place, and the transmission is reassembled. Proper installation is crucial for maintaining the optimal performance of the Muncie transmission.

By upgrading your Muncie transmission with a new shift detent cam like the 3905462, you can expect improved shift quality, smoother engagement between gears, and a more positive driving experience. Whether you're restoring a classic car or simply maintaining your daily driver, this shift detent cam is an essential upgrade for any GM vehicle equipped with a Muncie M21 or M22 manual transmission.

Buying a manual gearshift detent cam for a GM Muncie 4-speed transmission (3905462) can be a worthwhile investment for those seeking to improve the driving experience of their vehicle. Here are some potential pros and cons to consider before making a purchase:

1. Smoother Shifts: A gearshift detent cam can help reduce the effort required to shift gears, making your shifts smoother and more precise.

2. Quicker Shifts: With a detent cam, the synchronizers engage more effectively, allowing for quicker shifts between gears.

3. Better Fuel Efficiency: Smoother and quicker shifts can lead to better fuel efficiency as the engine does not have to work as hard during gear changes.

4. Improved Durability: The detent cam can help reduce wear and tear on the synchronizers and other transmission components, leading to a longer transmission lifespan.

1. Cost: A gearshift detent cam can be a costly investment, especially when compared to other performance modifications.

2. Installation Complexity: Installing a gearshift detent cam can be a complex process that may require specialized tools and knowledge.

3. Potential Negative Impact on Clutch: Some drivers have reported that a detent cam can negatively impact the clutch engagement, leading to a less responsive or less effective clutch.

4. Reduced Comfort: Some drivers may find that the smoother, quicker shifts provided by a detent cam make the driving experience less enjoyable, as the shifts may feel less tactile or less connected to the vehicle.

If you are a serious gearhead looking to improve the performance and driving experience of your GM Muncie 4-speed transmission, a gearshift detent cam may be a worthwhile investment. However, it is essential to consider the potential costs, installation complexity, and potential negative impacts on the clutch and driving experience before making a purchase. Ultimately, the decision to buy a gearshift detent cam depends on your personal preferences, driving style, and budget.

If you decide to buy a gearshift detent cam for your GM Muncie 4-speed transmission, it is highly recommended to purchase it from a reputable and trusted supplier. Additionally, consider having the installation done by a professional to ensure that it is installed correctly and effectively. Finally, be prepared for the potential costs and complexities associated with the purchase and installation of the detent cam.

Details:

GM NOS Muncie 4 speed manual gearshift detent cam 3905462. These show some shelf wear and age. New unused part with sticker but no original packaging.

part #: 3905462 prices

• $35.00-$95.00

specifications geashif:

• brand: Gm
• mpn: 3905462
• part type: Manual Cam Motor

general geashif:

• Car Truck Parts Accessories > Transmission Drivetrain > Shifters, Cables Linkages
• condition: New

seller geashif:

• rating: 98.0%
• city: Lima, Ohio
• # reviews: 842

offer geashif:

• started: August 24, 2025
• availability: In Stock
• options: Ship-to-home
• quantity: 3
• sold: 0

shipping geashif:

• carrier: FedEx
• class: Standard
• type: Fixed
• transit: 4-9 Days
• cost: $0.00
• service: FedEx Ground / FedEx Home Delivery

payments geashif:

• wallet: Paypal
• other
• credit card: Visa

returns geashif:

• paid by: Seller
• time: 30 Days
• policy: Returns Accepted

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