SPEEDWAY MOTORS 926372529 Bellhousing 4-SPEED LS621

( Brand: Speedway Motors ), ( Manufacturer Part Number: 926372529 ), ( Type: Bellhousings ), ( Item Length: 17.00 ), ( California Prop 65 Warning: True )

Review SPEEDWAY MOTORS 4-speed Aluminum Bellhousing

The Speedway Motors 926372529 4-speed bellhousing for LS21 engines is a high-performance component designed to provide a robust and reliable connection between the engine and transmission. This bellhousing is specifically engineered for use with small-block Chevrolet LS21 engines and SBC 4-speed transmissions.

This bellhousing is manufactured using precision casting techniques to ensure a perfect fit and optimal strength. It features four bolt circles, each with a 1.000-inch bolt pattern, allowing for secure attachment of the engine and transmission. The bellhousing also comes with a pilot bushing for the crankshaft, ensuring proper alignment and reducing the risk of engine damage.

The surface finish of the bellhousing is smooth and even, with no rough edges or burrs that could potentially cause damage during installation or operation. The bellhousing is also designed with a drain hole for easy oil drainage, making maintenance simpler and more convenient.

The Speedway Motors 926372529 4-speed bellhousing for LS21 engines is made in the USA and is backed by the company's reputation for quality and customer support. It is a must-have component for anyone building a high-performance small-block Chevrolet engine and looking for a reliable and durable bellhousing solution.

In summary, this bellhousing is a precision-engineered and manufactured component designed to provide a secure and reliable connection between a small-block Chevrolet LS21 engine and a 4-speed transmission. It features a smooth and even surface finish, four bolt circles with a 1.000-inch bolt pattern, a pilot bushing for the crankshaft, and a drain hole for easy oil drainage. It is made in the USA and backed by the Speedway Motors reputation for quality and customer support.

Pros and Cons of buying a Speedway 926372529 4-Speed Bellhousing for LS Engine Applications

The Speedway 926372529 4-Speed Bellhousing is a popular option for those building or modifying LS engines for use with a manual transmission. In this analysis, we will discuss the key advantages and disadvantages of purchasing this bellhousing to help you make an informed decision.

1. Compatibility: This bellhousing is designed for use with LS1, LS2, LS3, and LS6 engines, making it a versatile choice for various applications.

2. Durability: Constructed from high-strength aluminum, it is lightweight yet robust, capable of withstanding the rigors of high-performance applications.

3. Adaptability: It features a standard 4.25-inch bolt pattern and can be used with various 4-speed transmission types, such as T10, T5, and TKO.

4. Quality: Speedway Motors is a reputable manufacturer known for producing high-quality automotive parts, ensuring a reliable and efficient bellhousing.

1. Cost: Compared to some other bellhousing options, the Speedway 926372529 can be considered relatively expensive.

2. Complex Installation: Installing the bellhousing may require some expertise, as it involves aligning the transmission and engine perfectly.

3. Additional Accessories: To make the most of this bellhousing, you might need to purchase additional accessories, such as a clutch kit, flywheel, or pressure plate.

The Speedway 926372529 4-Speed Bellhousing is an excellent choice for those seeking a robust and versatile solution for LS engine applications with manual transmissions. Its compatibility with various transmission types and LS engines, combined with its durability and adaptability, make it a valuable investment for high-performance builds. However, potential buyers should be aware of its relatively high cost and the complexity involved in its installation.

If you are building or modifying an LS engine and plan to use a manual transmission, the Speedway 926372529 4-Speed Bellhousing is a strong contender for your consideration. Its advantages far outweigh the disadvantages, making it a wise investment for those seeking a reliable and efficient solution. Before making the purchase, ensure that you have the necessary expertise and resources to install the bellhousing and any additional accessories that may be required.

Details:

Part # 926372529 Condition New Brand Speedway Motors Sold Each Details This bellhousing is model ed after the famous 621 and designed to bolt Gen III LS-engines. Bought for the price point vs. The Lakewood model I used in past. This bellhousing, along with a 168 tooth flywheel and 11 clutch, allows the use of an original 4-speed Saginaw, Muncie, or Borg-Warner transmission, including clutch linkage starter.

Bearing Retainer. Made from CNC machined heavy cast aluminum, heat-treated and reinforced with extensive thick webbing, this is one of the strongest aluminum bellhousings available. It is functional, but really rough casting finish.

Depth/ thickness mounting surface to is 6 3/8, Clears 168 tooth 14 Flywheels with factory 11 clutch discs, Works GM transmissions a 4.675.D. Yes, I recommend this product.

part #: 926372529 price

• $396.99

specifications manutransmission:

• brand: Speedway Motors
• mpn: 926372529
• type: Bellhousings
• item length: 17.00
• california prop 65 warning: True

offer manutransmission:

• started: May 3, 2026
• sold: 0
• availability: In Stock
• options: Ship-to-home

returns manutransmission:

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

seller manutransmission:

• rating: 99.8%
• city: Lincoln, Nebraska
• # reviews: 362850

payments manutransmission:

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

general manutransmission:

• condition: New
• Car Truck Parts Accessories > Transmission Drivetrain > Manual Transmission Parts

shipping manutransmission:

• type: Fixed
• transit: 3-5 Days
• cost: $0.00
• class: Standard
• service: Standard

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