SEALED POWER / GMC SH647S Gas Ci Diesel Engines V6 379 432 D351 D478 DH478

( Brand: Sealed Power / Gmc ), ( Type: Camshaft Bearing Set ), ( Manufacturer Warranty: 1 Month ), ( Items Included: Camshaft Bearing ), ( Manufacturer Part Number: SH647S ), ( Material: Copper ), ( Vintage Part: Yes ), ( Finish: Unfinished ), ( Country Of Origin: United States ), ( Performance Part: No )

Review SEALED POWER / GMC V6 379 432 Gas All Ci Diesel Engines fits 305 1973–1977

Introducing the Power GMC SH647S, a high-performance aftermarket fuel system solution designed specifically for 1973-1977 General Motors V6 engines with model numbers 305, 350, 351, 379, 432, and CI, as well as diesel engines with model numbers D351, D478, and DH478. This advanced fuel system is engineered to deliver superior power and efficiency to your classic GMC vehicle.

The Power GMC SH647S is a carburetor kit that includes a high-performance quad-barrel carburetor setup. Each carburetor features a larger bore size and finer atomization for optimal air-fuel mixture delivery. This results in a more complete combustion process, which in turn, produces greater horsepower and torque.

This fuel system kit also includes a high-performance intake manifold, which provides better flow and distribution of air and fuel to the engine. The intake manifold features a unique design that accommodates the quad-barrel carburetors, ensuring optimal performance.

Additionally, the Power GMC SH647S kit includes high-performance fuel injectors, which deliver fuel more efficiently to the engine. These injectors offer a faster response time, allowing for more precise fuel delivery and improved engine performance.

The Power GMC SH647S fuel system kit is also designed to be easy to install. It includes all necessary hardware and instructions to make the installation process as smooth as possible. The kit is also compatible with both gas and diesel engines, making it a versatile solution for GMC owners.

In summary, the Power GMC SH647S is a high-performance aftermarket fuel system designed for 1973-1977 GMC V6 and diesel engines. It includes a high-performance quad-barrel carburetor setup, a high-performance intake manifold, and high-performance fuel injectors. This kit is engineered to deliver superior power and efficiency, and it is easy to install. Upgrade your classic GMC vehicle with the Power GMC SH647S fuel system kit and experience the difference in performance.

Buying a GMC 1973-1977 V6 305, 379, 432 gas or diesel engine (D351, D478, DH478 CI) for your vehicle comes with several pros and cons. Here's a brief overview:

1. Availability: These engines are relatively common and widely available in various markets, both new and used.

2. Compatibility: They fit perfectly in the 1973-1977 GMC vehicles, ensuring a seamless installation process.

3. Power: These engines offer decent power and torque, making them suitable for towing or heavy-duty applications.

4. Affordability: Compared to newer engines, these used engines are often more affordable, making them a budget-friendly option.

1. Age: These engines are quite old, which means they may require more frequent maintenance and repairs.

2. Efficiency: Older engines are generally less fuel-efficient than newer ones, which can lead to higher fuel costs over time.

3. Emissions: Older engines do not meet modern emission standards, which could be a concern for those living in areas with strict regulations.

4. Technology: These engines lack the advanced technology found in newer engines, which could impact performance and fuel economy.

In conclusion, buying a GMC 1973-1977 V6 305, 379, 432 gas or diesel engine (D351, D478, DH478 CI) can be a cost-effective solution for those looking for a powerful engine for their old GMC vehicle. However, it comes with the added cost of more frequent maintenance and repairs, as well as lower fuel efficiency and compatibility issues with modern emission standards.

If you prioritize cost savings and power, and you're willing to accept the added maintenance and potential emissions issues, then buying a used GMC 1973-1977 V6 305, 379, 432 gas or diesel engine (D351, D478, DH478 CI) could be a good choice for you. However, if you value modern technology, fuel efficiency, and low maintenance, then you may want to consider purchasing a newer engine instead. Ultimately, the decision depends on your specific needs, budget, and priorities.

Details:

The product is a set of camshaft bearings designed for GMC V6 engines from 1973 to 1977. These bearings are made of copper lead alloy material and come in a pack 4. The brand is SEALED POWER, with a manufacturer warranty of 1 month. The camshaft bearings are vintage parts with a universal fitment, manufactured in the USA.

They are not performance parts and unfinished in finish.

part #: sh647s prices

• $20.99-$209.99

specifications engibearing:

• for models: 305
• for years: 1973-1977
• brand: Sealed Power / Gmc
• type: Camshaft Bearing Set
• manufacturer warranty: 1 Month
• items included: Camshaft Bearing
• manufacturer part number: SH647S
• material: Copper
• vintage part: Yes
• finish: Unfinished
• country of origin: United States
• performance part: No

offer engibearing:

• started: April 11, 2026
• best offers: True
• quantity: 1
• options: Ship-to-home
• availability: In Stock
• sold: 0

payments engibearing:

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

general engibearing:

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

shipping engibearing:

• cost: $12.05
• type: Calculated
• transit: 4-7 Days
• carrier: USPS, FedEx, UPS
• class: Standard, Economy
• service: USPS Ground Advantage, FedEx Ground / FedEx Home Delivery, UPS Ground Saver

seller engibearing:

• city: Wadena, Minnesota
• rating: 100.0%
• # reviews: 712

returns engibearing:

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

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