981710WY PONTIAC Engine Block 400

Review PONTIAC #981710wy Engine Block Id Tag for 400 1967–1968

Pontiac 981710wy Engine Block - 400 cubic inches, 1967-1968

The Pontiac 981710wy engine block is a classic component of the iconic Pontiac automobiles from the late 1960s. This engine block is specifically designed for the 400 cubic inch (6.6 liter) engines used in various Pontiac models during the years 1967 and 1968.

Constructed from high-strength iron, this engine block is engineered to deliver exceptional durability and performance. Its design incorporates a number of advanced features that were innovative for their time, including a deep skirt design for increased strength and rigidity, and a large bore size for enhanced power output.

The Pontiac 981710wy engine block is a cast iron unit, featuring a split main bearing cap design for easier installation and maintenance. It also comes with a fully machined crankshaft journal surface, allowing for precise alignment and smooth operation. Additionally, the block includes a freeze plug kit, making it easier to winterize the engine.

This engine block is suitable for use in restorations, rebuilds, and custom builds of 1967 and 1968 Pontiac models, such as the GTO, Catalina, and Bonneville. It can also be used as a starting point for engine swaps or hot-rodding projects, providing a solid foundation for building a high-performance engine.

The Pontiac 981710wy engine block is a must-have for any enthusiast or restorer working on classic Pontiac vehicles from the late 1960s. Its high-quality construction, advanced design features, and rich history make it an essential component for anyone seeking to restore or enhance the performance of their vintage Pontiac automobile.

The Pontiac 981710 Wy engine block, a 400 cubic inch V8 engine, was used in Pontiac vehicles from 1967 to 1968. Here are some pros and cons of buying this engine block for your project car or restoration:

1. Availability: The Pontiac 981710 Wy engine block is relatively common and can be found in various salvage yards, automotive stores, and online marketplaces.

2. Power: A 400 cubic inch engine delivers more power than smaller engines, making it an attractive option for those looking to enhance the performance of their Pontiac.

3. Affordability: Compared to new engines or rebuilt engines from dealerships, purchasing a used engine block can save you a significant amount of money.

4. Versatility: The Pontiac 981710 Wy engine block is compatible with various Pontiac models from the late 1960s, making it a versatile option for those restoring multiple cars.

1. Condition: When purchasing a used engine block, you may not be guaranteed a perfect condition engine. It could have cracks, leaks, or other damages that may require additional work and expenses.

2. Compatibility: Depending on the specific Pontiac model and year, some modifications may be necessary to ensure the engine block fits correctly and functions optimally.

3. Labor costs: Installing a used engine block requires professional labor, which can add to the overall cost of the project.

4. Performance: While the 400 cubic inch engine delivers more power, it may not be the most fuel-efficient option, which could lead to higher operating costs.

In conclusion, the Pontiac 981710 Wy engine block offers both advantages and disadvantages. If you are looking for a powerful and affordable engine option for your Pontiac project, this engine block could be a suitable choice. However, be prepared for potential compatibility issues, uncertainties regarding the engine's condition, and additional labor and performance-related expenses. Ultimately, a thorough inspection, careful consideration of your project goals, and realistic budgeting are essential before deciding to purchase a used engine block.

Details:

1967 would be a b body with 333 hp 4-speed 4 barrel 2 bolt main.1968 an a 366 main.the numbers are the block number.original. This is the engine id tag for a Pontiac 400 CID.

specifications engineblocksam:

• for models: 400
• for years: 1967–1968
• brand: Pontiac
• mpn: 981710wy
• type: Engine Block
• vintage part: Yes
• finish: Unfinished
• country of origin: United States

payments engineblocksam:

• credit card: mastercard
• other
• wallet: google-pay

seller engineblocksam:

• # reviews: 117
• city: hillsboro, oregon
• rating: 0.0%

general engineblocksam:

• category: Auto Parts > Car Truck Accessories > Engines > Blocks

shipping engineblocksam:

• type: fixed
• service: usps ground advantage
• transit: 4-10 days
• class: standard
• carrier: usps

returns engineblocksam:

• time: 14 days
• policy: returns accepted
• paid by: buyer

offer engineblocksam:

• availability: in stock
• options: ship-to-home
• prices: $349.95–$799.99
• item condition:
  • Used
  • New
• started: april 14, 2026
• in stock #: 5
• sold #: 9