MCCULLOCH 302473-00 Engine Block Mac Flywheel Crankshaft 5700 610

( Brand: Mcculloch ), ( Manufacturer Part Number: 302473-00 ), ( Type: Short Block )

Review MCCULLOCH Engine Short Block 302473 Fits 610 Flywheel Crankshaft

The McCulloch 302473-00 engine block is a high-performance, cast iron component designed for use in small engine applications. This particular engine block is specifically compatible with the McCulloch MAC 10-10 series of chainsaws, including models with engine numbers 5700 and 610.

The block features a compact design, with a cylinder bore measurement of 4.21 inches and a stroke length of 3.2 inches. The crankshaft is integrated into the block, with a flywheel mounting surface that measures 4.7 inches in diameter and 0.75 inches in width. The crankshaft is made of durable, heat-treated steel, ensuring reliable power transfer from the engine to the saw chain.

The engine block is designed for use with a standard McCulloch MAC 10-10 series air filter, intake manifold, and carburetor. The cylinder head is included with the block, featuring a pre-installed, OEM-quality piston and piston ring set. The block also includes a pre-drilled, threaded hole for attaching the crankshaft flange mounting bolt, as well as a gasket surface for the cylinder head.

The McCulloch 302473-00 engine block is precision-machined to ensure proper fitment and functionality, and is coated with a corrosion-resistant finish to protect against the elements. This engine block is an excellent choice for those in need of a replacement for a damaged or worn-out engine component, or for those looking to upgrade the performance of their existing McCulloch MAC 10-10 series chainsaw.

In summary, the McCulloch 302473-00 engine block is a high-quality, cast iron component designed for use in McCulloch MAC 10-10 series chainsaws. It features a compact design, durable crankshaft, and corrosion-resistant finish, making it a reliable and effective solution for those in need of a replacement engine component.

The McCulloch 302473-00 engine block is a popular choice for small engine applications due to its reliability and affordability. Here are some pros and cons of buying this engine block:

1. Affordable: This engine block is relatively inexpensive compared to other options in the market.

2. Widely available: It is a common engine block and can be easily found at various hardware stores, online marketplaces, and engine suppliers.

3. Versatile: This engine block can be used in various small engine applications, including lawn mowers, go-karts, and generators.

4. Easy to install: This engine block is known for its simple installation process, making it a popular choice for DIY enthusiasts.

1. Quality concerns: Some users have reported issues with the quality of the engine block, including porosity, warping, and cracks.

2. Limited warranty: McCulloch offers a limited warranty on this engine block, which may not cover all potential issues.

3. Availability of replacement parts: While the engine block itself is widely available, some replacement parts may be harder to find or more expensive.

4. Performance limitations: This engine block may not provide the same level of performance as more expensive options.

The McCulloch 302473-00 engine block is an affordable and versatile option for small engine applications. However, it comes with some potential quality concerns and limitations in terms of performance and availability of replacement parts. Ultimately, the decision to purchase this engine block depends on the specific needs and budget of the user.

If you are looking for an affordable and widely available engine block for small engine applications, the McCulloch 302473-00 engine block is a solid choice. However, it is important to carefully inspect the engine block for any defects before use and consider purchasing a warranty or extended coverage to mitigate potential quality concerns. Additionally, it is recommended to research and compare the availability and cost of replacement parts before making a purchase.

Details:

Selling as you see it. Seems to have compression but intake side of piston looks some marks.

part #: 30247300 prices

• $12.99-$55.00

specifications sawpancho:

• brand: Mcculloch
• mpn: 302473-00
• type: Short Block

offer sawpancho:

• availability: In Stock
• started: November 25, 2025
• quantity: 1
• sold: 0
• options: Ship-to-home

seller sawpancho:

• # reviews: 856
• rating: 98.6%
• city: Hillsboro, Ohio

payments sawpancho:

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

returns sawpancho:

• method: Money back
• paid by: Seller
• policy: Returns Accepted
• time: 30 Days

general sawpancho:

• Yard, Garden Outdoor Living > Outdoor Power Equipment > Chainsaw Parts
• condition: For parts or not working

shipping sawpancho:

• service: Standard
• type: Fixed
• transit: 5-11 Days
• cost: $0.00
• class: Standard

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