GM 2005091 Nos Gas Engine Crankshaft Groove Pulley

( Brand: Gm ), ( Manufacturer Part Number: 2005091 ), ( Type: Pulley ), ( Vintage Part: Yes ), ( Universal Fitment: No ), ( Country Of Origin: United States )

Review GM 2005 091 Chevrolet Truck Nos Gas Engine Crankshaft Groove Pulley fits 1979–1988

The GM 2005091 Crankshaft Groove Pulley is an essential component in the drivetrain system of 1979 to 1988 Chevrolet vehicles. It is designed to fit specific applications, ensuring optimal engine performance.

This pulley is engineered from high-quality materials, primarily cast iron, which provides durability and resistance to wear and tear. Its primary function is to drive the crankshaft position sensor and timing mark sensor, enabling precise engine timing and efficient operation.

The GM 2005091 Crankshaft Groove Pulley is characterized by its unique design, featuring grooves that accommodate the timing sensors' mounting bolts. These grooves ensure a secure and accurate fit, minimizing the risk of sensor misalignment and subsequent engine issues. Furthermore, the pulley includes a keyway that aligns with the crankshaft's keyway to ensure proper engagement.

Measuring approximately 7 inches in diameter and with a thickness of around 1 inch, this pulley is designed to fit various applications within the specified Chevrolet models. Installing it is a straightforward process that involves removing the old pulley, applying a suitable sealant, and securing the new pulley in place using the included mounting hardware.

The GM 2005091 Crankshaft Groove Pulley is an essential upgrade for any Chevrolet owner seeking to enhance their vehicle's engine performance and reliability. By ensuring precise sensor alignment and efficient power transfer, this pulley contributes to a smoother driving experience and improved overall engine health.

It is essential to note that this pulley is intended for use in gasoline engines and should not be utilized in diesel applications. Always consult your vehicle's service manual or a qualified mechanic for installation instructions and precautions.

Buying a GM 2005091 1979-1988 Chevrolet NOs gas engine crankshaft groove pulley involves considering its potential advantages and disadvantages.

1. Compatibility: This pulley is specifically designed for 1979-1988 Chevrolet gas engines, ensuring a perfect fit for your vehicle.

2. OEM Quality: As an Original Equipment Manufacturer (OEM) part, it is engineered to meet the same specifications as the original equipment that came with your car.

3. Durability: OEM parts are often more durable and reliable compared to aftermarket alternatives because they undergo rigorous testing and quality control procedures during manufacturing.

4. Warranty: OEM parts usually come with a warranty, providing peace of mind and protection against defects.

5. Performance: A functioning crankshaft pulley is crucial for maintaining proper engine function, ensuring optimal performance.

1. Cost: OEM parts generally tend to be more expensive than aftermarket alternatives due to their superior quality and warranties.

2. Availability: Depending on the specific model and year of your vehicle, the availability of OEM parts may be limited, making it necessary to search extensively or order online.

3. Lead Time: The shipping and handling time for OEM parts can be longer than for aftermarket alternatives, especially if the part needs to be ordered from the manufacturer or distributed through a dealer network.

The decision to buy a GM 2005091 1979-1988 Chevrolet NOs gas engine crankshaft groove pulley ultimately depends on your priorities as a car owner. If you value the peace of mind that comes with using OEM parts, prioritize performance and durability, and are willing to pay a premium, then this is an excellent choice. However, if you're looking for a more budget-friendly option or are willing to accept the potential risks that come with aftermarket parts, you may want to consider exploring alternatives.

If you prioritize OEM quality, durability, and peace of mind, and have the budget for it, I would recommend purchasing the GM 2005091 1979-1988 Chevrolet NOs gas engine crankshaft groove pulley from a trusted supplier or dealership. Make sure to double-check the compatibility and availability before making your purchase to ensure a seamless installation process. If you're looking for a more budget-friendly option, consider researching reputable aftermarket manufacturers and comparing their offerings.

Details:

You are buying on the item listed in title. I strive for fast shipping. Shipping: Most of the items I sell are calculated shipping with USPS priority mail. I try my best to give an unbiased and honest opinion of the item being listed.

Shipping and packing material is not factored into shipping comes out of my pocket. Condition: New factory sealed unopened box Special Notes: None, Please refer to the pictures for any further details on item as well condition and I will gladly answer questions. Sometimes my may be brief, but I put most of time and effort in providing numerous high quality images the item being listed.

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part #: 2005091 prices

• $149.99-$250.00

specifications pulleyhop:

• for makes: Chevrolet
• for years: 1979-1988
• brand: Gm
• mpn: 2005091
• type: Pulley
• vintage part: Yes
• universal fitment: No
• country of origin: United States

offer pulleyhop:

• best offers: True
• options: Ship-to-home
• quantity: 1
• availability: In Stock
• started: January 12, 2026
• sold: 0

payments pulleyhop:

• other
• credit card: Diners-club
• wallet: Apple-pay

shipping pulleyhop:

• transit: 3-9 Days
• service: USPS Ground Advantage
• type: Fixed
• carrier: USPS
• cost: $0.00
• class: Standard

seller pulleyhop:

• city: Springfield, Ohio
• # reviews: 12563
• rating: 99.9%

general pulleyhop:

• condition: New
• Car Truck Parts Accessories > Accessory Belts > Pulleys

returns pulleyhop:

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

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