SPEEDMASTER 1-276-013 Windsor Forged Steel Crankshaft Seal 4340 3.850 Bal

( Brand: Speedmaster ), ( Manufacturer Part Number: 1-276-013 ), ( Part Type: Seal Crankshaft ), ( Manufacturer Warranty: 1 Year ), ( Material: Steel ), ( Finish: Polished )

Review SPEEDMASTER Ford Windsor Forged 4340 Steel Crankshaft 3.850 Inch Std seal External Bal fits 351W STD 850

Ford 351W Windsor Speedmaster 1-276-013 Forged 4340 Steel Crankshaft with 3.850 Std-Seal Bal

The Ford 351W Windsor Speedmaster 1-276-013 Forged 4340 Steel Crankshaft is a high-performance upgrade for your Ford engine. This crankshaft, meticulously designed and manufactured, offers an unparalleled blend of strength, durability, and balanced performance.

At its core, the crankshaft is crafted from premium 4340 steel, a material known for its exceptional toughness and resistance to fatigue. This forged construction guarantees a crankshaft that can withstand the rigors of high-performance applications, ensuring reliability even under extreme conditions.

The crankshaft features a standard seal 3.850-inch stroke, a size that strikes a balance between power delivery and engine efficiency. This stroke length is suitable for a wide range of engine builds, making it a versatile choice for various performance goals.

The Speedmaster 1-276-013 crankshaft also comes with standard seals, ensuring a tight seal between the crankshaft and the engine block, minimizing oil leaks and maintaining optimal engine performance.

Lastly, each crankshaft undergoes a rigorous balancing process to ensure smooth and vibration-free operation. The 3.850 std-seal bal ensures that the rotating assembly of your engine runs harmoniously, providing a quiet and responsive driving experience.

In summary, the Ford 351W Windsor Speedmaster 1-276-013 Forged 4340 Steel Crankshaft is a robust and reliable upgrade for your Ford 351W engine. With its forged 4340 steel construction, standard seal 3.850-inch stroke, and balanced design, it offers the perfect blend of strength, durability, and performance for your high-performance engine build.

The Speedmaster 1-276-013 Ford 351W Windsor Forged 4340 Steel Crankshaft with 3.850 std-seal bal is a high-quality crankshaft for your engine. Here are the pros and cons to help you make an informed decision:

1. Forged 4340 steel construction provides excellent strength and durability.

2. Standard seal design ensures a reliable seal between the crankshaft and the main bearings.

3. Balanced crankshaft reduces vibration and improves engine performance.

4. Suitable for high horsepower applications, making it a good choice for performance builds.

1. This crankshaft is more expensive than some other options on the market, which may not be suitable for those on a tight budget.

2. It may require specialized tools for installation, which could add to the overall cost and complexity of the project.

3. The standard seal design may not be as leak-resistant as some of the more advanced seal designs available.

The Speedmaster 1-276-013 Ford 351W Windsor Forged 4340 Steel Crankshaft is a high-quality, durable option for those looking to build a high-performance engine. Its forged steel construction, balanced design, and suitability for high horsepower applications make it a good choice for those who want a reliable crankshaft that can handle the demands of performance driving. However, its higher price and potential need for specialized tools may make it less suitable for those on a tight budget or with limited resources.

If you have the budget and resources for a high-performance build, the Speedmaster 1-276-013 Ford 351W Windsor Forged 4340 Steel Crankshaft is a recommended option. However, if you're on a tight budget or not planning on building a high-performance engine, you may want to consider other, less expensive options.

Details:

Minimum Rod length in: 5.986 in. Speedmaster crankshafts are precision-ground, heat-treated, shot-preened, inspected, and micro-polished for superior tolerance control. Notes: Check the bearing to crank radius clearance. Crankshaft Material: Forged 4340 Steel Engine Balance: 28 oz.

Balance Bolt Thread Size: Standard Crankshaft Snout Style: Quantity: Sold individually. Specs Brand: Speedmaster Part Number: 1-276-013 Type: Crankshaft Product Line: 4340 Forged Steel Rear Main Seal Style: Standard Engine Stroke in: 3.850 in. Tool: Striker Combinations, Speedmaster forged standard weight crankshafts are designed for street or race engines with substantially increased horsepower. Main Journal Diameter in: 3.000 in.

Rod bearings may need to be chambered or alternatively use narrow rod. These crankshafts also have a large radius on all journals for improved strength and wear resistance. Speedmaster crankshafts are also nitrite-hardened for superior wear resistance, have straight-shot and chambered oil holes, feature lightening holes in all rod throws.

part #: 1276013 price

• $1079.00

specifications cranshafengin:

• for models: 351w, Std, 850
• for makes: Ford
• brand: Speedmaster
• mpn: 1-276-013
• part type: Seal Crankshaft
• manufacturer warranty: 1 Year
• material: Steel
• finish: Polished

shipping cranshafengin:

• service: FedEx Ground / FedEx Home Delivery
• type: Fixed
• transit: 4-10 Days
• carrier: FedEx
• class: Standard
• cost: $0.00

offer cranshafengin:

• sold: 0
• started: December 2, 2025
• availability: In Stock
• options: Ship-to-home
• quantity: 3

general cranshafengin:

• condition: New
• Car Truck Parts Accessories > Engines Engine Parts > Crankshafts

returns cranshafengin:

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

seller cranshafengin:

• city: Rialto, California
• # reviews: 1684
• rating: 99.5%

payments cranshafengin:

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

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