MERCURY 427-7334A2 Crankshaft 19754-1980 3.5-4.5HP

( Manufacturer Part Number: 427-7334A2 ), ( Part Type: 5hp Crankshaft ), ( Country Of Origin: United States ), ( Warranty: 30 Day )

Review MERCURY 7334a2 Crankshaft Assy 19754-1980 Used fits 1982–1986

Mercury 427-7334A2 Crankshaft (1975-1980, 1982-1986, 3.5-4.5hp)

The Mercury 427-7334A2 Crankshaft, a critical component of Mercury outboard engines, is a testament to the brand's commitment to power, reliability, and performance. This crankshaft is specifically designed for Mercury outboard engines, with a model year range spanning from 1975 to 1980, and again from 1982 to 1986. It is suitable for engines with a power output of 3.5 to 4.5 horsepower.

Crafted from high-quality materials, this crankshaft ensures the smooth operation of your engine. It is built to withstand the rigors of regular use, offering durability and longevity that stands the test of time. The crankshaft's precise engineering ensures optimal balance and stiffness, minimizing vibrations and promoting a quiet, efficient operation.

The Mercury 427-7334A2 Crankshaft is a direct fit, making it easy to install. It is designed to work seamlessly with other engine components, ensuring the overall performance of your outboard engine remains at its best. Whether you're cruising leisurely on a lake or navigating rough waters, this crankshaft delivers the power and stability you need for a safe and enjoyable boating experience.

In conclusion, the Mercury 427-7334A2 Crankshaft is a top-quality replacement part for your Mercury outboard engine. Its durable construction, precise engineering, and easy installation make it an ideal choice for those seeking reliable performance and long-lasting power. Trust Mercury for your boating needs and upgrade your outboard engine with this superior crankshaft today.

A Comprehensive Analysis of the Mercury 427-7334a2 Crankshaft

1. Reliability: The Mercury 427-7334a2 crankshaft is known for its durability and long-lasting performance in small engines, making it a popular choice among engine enthusiasts.

2. Wide Compatibility: This crankshaft fits a broad range of Mercury engines from 1975 to 1986, and also from 1982 to 1986 in 3.5-4.5 horsepower versions, catering to a wide range of customers.

3. Availability: Given its long production run, the Mercury 427-7334a2 crankshaft is relatively easy to find on the market compared to some other, more obscure parts.

1. Potential Age-Related Issues: As with any used or old part, there is a risk of age-related wear and tear, which may lead to unexpected engine failures if not properly inspected and maintained.

2. Limited Fitment: While it fits a wide range of Mercury engines, it may not be compatible with other brands or models, limiting its versatility.

3. Higher Cost: Compared to newer, aftermarket crankshafts, the Mercury 427-7334a2 crankshaft may be more expensive due to its age and potential scarcity.

The Mercury 427-7334a2 crankshaft offers a reliable and durable solution for those seeking to restore or maintain small Mercury engines. Its wide compatibility and availability are significant advantages. However, potential age-related issues, limited fitment, and higher costs should be carefully considered before making a purchase.

If you own a Mercury engine from the specified period and are looking for a crankshaft, the Mercury 427-7334a2 could be a suitable choice. However, it is recommended to thoroughly inspect the crankshaft before purchase and budget for potential maintenance costs. Alternatively, considering a new aftermarket crankshaft, while more expensive upfront, may provide better durability and cost-effectiveness in the long run.

Details:

Carefully review each and every photo as they best describe the condition of item what is all included in this listing. Weights and dimensions are entered for each item. 100% of the time. If something isn't photo'd or mentioned here in the then it is NOT included.

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part #: 4277334a2 prices

• $24.99-$69.99

specifications ouboaen:

• for makes: Mercury
• for years: 1982-1986
• mpn: 427-7334a2
• part type: 5hp Crankshaft
• country of origin: United States
• warranty: 30 Day

payments ouboaen:

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

returns ouboaen:

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

shipping ouboaen:

• transit: 4-7 Days
• class: Standard, Expedited
• type: Calculated
• cost: $13.60
• carrier: USPS, UPS
• service: USPS Ground Advantage, USPS Priority Mail, UPS Ground

seller ouboaen:

• city: Plainwell, Michigan
• # reviews: 29929
• rating: 99.9%

offer ouboaen:

• best offers: True
• sold: 0
• quantity: 1
• options: Ship-to-home
• started: January 9, 2026
• availability: In Stock

general ouboaen:

• condition: Used
• Boat Parts > Outboard Engines Components > Powerhead Components

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