QUARTER MASTER 398158 Drive Clutch Disc 7.25 26SP PRE-86

( Brand: Quarter Master ), ( Manufacturer Part Number: 398158 ), ( Part Type: Drive Clutch ), ( Custom Bundle: No )

Review QUARTER MASTER 7.25 V drive Clutch Disc

The Quarter Master 398158 7.25 V-Drive Clutch is a high-performance replacement clutch specifically designed for outboard motor applications pre-dating 1986. This clutch is suitable for use with 26 spline input shafts and 7.25 inch (18.4 cm) V-Drive systems.

The clutch features a robust 3/8 inch (9.5 mm) steel pressure plate, which delivers superior clamping force for efficient power transfer from the engine to the propeller. The pressure plate is engineered with precise machining and surface finishing techniques to ensure a perfect fit and smooth engagement with the engine flywheel.

The clutch assembly also includes a high-torque, heat-treated steel disc with 26 splines that mates with the input shaft. The disc is designed to dissipate heat effectively and resist wear and tear, ensuring long-lasting performance and reliability.

The clutch kit includes a new diaphragm spring, which applies even pressure to the clutch shoes to ensure consistent contact with the clutch disc. This design feature helps to minimize slippage and reduces engine revs when the boat is idling, resulting in improved fuel efficiency and reduced engine wear.

The clutch kit also includes new clutch shoes, which are made from high-quality, heat-resistant material that can withstand the rigors of continuous use in marine environments. The shoes are designed to provide even wear and superior grip on the clutch disc, ensuring consistent power transfer and smooth operation.

The Quarter Master 398158 7.25 V-Drive Clutch is a direct replacement for OEM clutches in boats and personal watercraft with pre-1986 26 spline V-Drive systems. It is engineered to meet or exceed OEM specifications for power transfer, durability, and reliability. Installation is straightforward, and the kit includes all necessary hardware for a trouble-free installation process.

Overall, the Quarter Master 398158 7.25 V-Drive Clutch is an excellent upgrade for boat owners looking to improve the performance, reliability, and fuel efficiency of their outboard motor. With its robust design, high-quality materials, and precise engineering, this clutch is sure to provide years of trouble-free operation and help you make the most of your time on the water.

Pros and Cons of Buying a Quarter Master 7.25 V-Drive Clutch 26SP Disc (QM398158) for Pre-1986 Boats

The Quarter Master 7.25 V-Drive Clutch 26SP Disc (QM398158) is a popular choice among boat owners looking for a high-performance, reliable clutch solution for their pre-1986 boats. In this analysis, we will discuss the key advantages and potential drawbacks of investing in this clutch system.

1. Superior clamping force: The 26-plate design provides an increased clamping force, resulting in smoother engagement and improved torque transmission.

2. Enhanced durability: The robust construction of the Quarter Master clutch ensures long-lasting performance, with high-quality materials and precision manufacturing.

3. Versatility: The QM398158 is compatible with a wide range of pre-1986 boat models and engine types, making it a versatile choice for boat owners.

4. Easy installation: The clutch kit comes with all necessary components, making installation a relatively straightforward process for experienced boat owners.

5. Reduced vibration: The V-drive design helps minimize vibration, resulting in a more comfortable and quieter boating experience.

1. Cost: The Quarter Master 7.25 V-Drive Clutch 26SP Disc is a premium product, with a higher price point compared to some other clutch options.

2. Requires specialized tools: The installation process may require the use of specialized tools, which could add to the overall cost and complexity of the project.

3. Not suitable for all boats: Although the QM398158 is compatible with a wide range of pre-1986 boats, it may not be suitable for all models. Boat owners should ensure their boat is compatible before making a purchase.

The Quarter Master 7.25 V-Drive Clutch 26SP Disc (QM398158) offers several advantages, including superior clamping force, enhanced durability, versatility, easy installation, and reduced vibration. However, its higher cost and the requirement for specialized tools during installation are potential drawbacks. Ultimately, if you're looking for a high-performance clutch system for your pre-1986 boat and are willing to invest in a premium product, the Quarter Master 7.25 V-Drive Clutch 26SP Disc is an excellent choice.

If you're in the market for a new clutch system for your pre-1986 boat and are considering the Quarter Master 7.25 V-Drive Clutch 26SP Disc, we recommend carefully evaluating your boat's compatibility and budget. If the QM398158 aligns with your needs and budget, it's a top-tier option that offers numerous benefits for boat performance and enjoyment.

Details:

You are a fellow racer. No third party billing offered. Clutch Kit - V-Drive Triple Disc 7-1/4 in Diameter 1-5/32 x 26 Spline Rigid Hub Flywheel Ceramic 2 Piece Seal Chevy Race Choice. Also upgrading to an express shipping method does not account for processing time on our end see below term.

QUARTER MASTER 398158 7.25 V-Drive Clutch 26SP 3 Disc Pre-86. The crew at Race Choice have spent 15 years offering the best prices on Racing Performance Parts Safety Equipment.

part #: 398158 price

• $776.25

specifications motoralph:

• brand: Quarter Master
• mpn: 398158
• part type: Drive Clutch
• custom bundle: No

shipping motoralph:

• class: Standard
• cost: $0.00
• transit: 3-6 Days
• service: FedEx Ground or FedEx Home Delivery
• carrier: FedEx
• type: Fixed

seller motoralph:

• # reviews: 27485
• rating: 99.6%
• city: South Bend, Indiana

returns motoralph:

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

general motoralph:

• condition: New
• Motors > Parts Accessories > Other

payments motoralph:

• credit card: Mastercard
• wallet: Google-pay
• other

offer motoralph:

• started: May 2, 2025
• availability: In Stock
• sold: 0
• quantity: 2
• options: Ship-to-home