1. Car & Truck Engine Blocks Used-New Parts
  2. sku: 3673396372187533
  3. UNITED PACIFIC 99304

99304 UNITED PACIFIC Block C10

fits model: C10.

99304 UNITED PACIFIC Block C10
Product Aspects
BrandUNITED PACIFIC
Manufacturer Part Number99304
Part TypeBLOCK
UPC710270993048

Review UNITED PACIFIC Truck Block Model for C10

The United Pacific 99304 C10 engine block is a replacement part designed for Chevrolet C10 trucks with the 250 six-cylinder engine. This engine block is manufactured to meet or exceed original equipment specifications, ensuring reliable and durable performance.

The United Pacific 99304 C10 engine block is made of high-quality cast iron, providing superior strength and resistance to engine wear and tear. The cylinder walls are accurately machined to ensure proper ring seal and eliminating the possibility of leakage. The block features a stock bore size, allowing for easy interchangeability with original and aftermarket components.

The block deck surface is precision machined to provide a flat and level surface for optimal module and accessory installation. The coolant passages are also accurately machined, ensuring proper coolant flow and maintaining efficient engine operation.

This engine block features only new original equipment style bolts and gaskets for easy installation and dependable sealing. Each bolt and gasket is torqued to the correct specification to ensure proper engine assembly and prevent leaks.

The United Pacific 99304 C10 engine block also includes new engine bearings, which provide a tight and precise fit and can minimize engine noise. These bearings are machined to the exact dimensions of the original equipment bearings, ensuring a precise fit and optimal engine performance.

This replacement engine block comes with a comprehensive 12-month, unlimited mileage warranty, giving peace of mind to the customer and allowing for confident installation. The United Pacific 99304 C10 engine block is an excellent choice for restoring, rebuilding or upgrading a 1963 to 1987 Chevrolet C10 with the 250 six-cylinder engine.

The United Pacific 99304 C10 block is a cast iron replacement engine block specifically designed for Chevrolet C10 trucks with the small-block Chevy V8 engine. Replacing the original engine block may be necessary due to damage, wear, or a desire for performance upgrades. Below are the potential benefits and drawbacks of purchasing a United Pacific 99304 C10 block.

Pros:

1. Enhanced Performance: A replacement block can provide an opportunity to upgrade performance, as aftermarket blocks often have additional features like better cooling, improved strength, and enhanced durability.

2. Replacement in Damaged Engines: If your original engine block has been damaged beyond repair, a new block is a necessity to keep your vehicle running.

3. Cost-effective: Purchasing a remanufactured replacement block can often be more economical than buying a brand-new engine from Chevrolet or other OEM (Original Equipment Manufacturer) sources.

4. Reputation: United Pacific is a well-established brand known for high-quality automotive parts, and their C10 engine blocks have received positive reviews from many satisfied customers.

Cons:

1. Installation Complexity: Installing a new engine block can be a labor-intensive and time-consuming process, requiring significant mechanical expertise. You might have to pay for professional installation or undertake the task yourself if you are comfortable with the process.

2. Transmission and Accessory Installation: Compatibility may vary with Powerglide transmission, automatic transmission kits, and other vehicle accessories depending on the year and specifications of your C10. Be sure to check compatibility before buying.

3. Possible Core Charge: Some companies, like United Pacific, might charge a core charge an upfront fee you pay when purchasing a replacement block and get it back once you return the old one.

Conclusion:

The United Pacific 99304 C10 block presents an affordable alternative to purchasing a new original engine block or rebuilding your existing block. It can offer enhanced performance, better durability, and a reasonable cost. However, these benefits come with the complexity of installation and potential compatibility concerns. Assess your mechanical abilities, budget, and vehicle configuration before making a decision.

Recommendation:

If you have a damaged engine block, are looking for enhanced performance, or want to save on costs, the United Pacific 99304 C10 block could be a suitable choice for your C10. However, it's essential to consider the potential challenges such as professional installation and compatibility issues before making a purchase. Do thorough research on the specific block model and ensure compatibility with your transmission, accessories, and vehicle specifications. Always consult with a qualified mechanic if you have any doubts.

Details:

Whats in the box. Measures about 2-1/4 wide x 5-5/8 long 2-1/8 tall. Total 161 pieces, swing open doors, and wood color bed floor. Replica of the gray United Pacific Chevy C10 truck.

United Pacific C10 truck block model 99304.

specifications engineblocksam:

  • for models: C10
  • brand: United Pacific
  • mpn: 99304
  • part type: Block
  • upc: 710270993048

shipping engineblocksam:

  • class: standard
  • transit: 4-8 days
  • type: fixed
  • carrier: ups
  • service: ups ground

general engineblocksam:

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

seller engineblocksam:

  • # reviews: 110261
  • rating: 97.4%
  • city: rowland height, california

payments engineblocksam:

  • credit card: discover
  • other
  • wallet: paypal

returns engineblocksam:

  • policy: returns accepted
  • time: 30 days
  • paid by: buyer

offer engineblocksam:

  • sold #: 20
  • availability: in stock
  • started: january 24, 2025
  • options: ship-to-home
  • prices: $95.99–$130.90
  • item condition:
    • New
    • Ungraded
rating: 97.4% out of 100 based on 261 user ratings.
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