1. Superchargers & Parts Offered
  2. sku: 2614879548991771
  3. GRIPTEC Z4290BV2Z8

GRIPTEC Z4290BV2Z8 Pulley Rib 2.8

fits model: Lt4.

Z4290bv2z8 Griptec 2.8 Pulley Lt4 8 Rib

( Brand: Griptec ), ( Manufacturer Part Number: Z4290BV2Z8 ), ( Type: Pulley ), ( Color: Black ), ( Country/region Of Manufacture: United States ), ( Finish: Anodized ), ( Performance Part: Yes )

Review GRIPTEC 2.8 Pulley Rib fits LT4

The Griptec Z4290BV2Z8 2.8:1 Pulley Kit for LT4 Rib is a high-performance accessory designed to enhance the efficiency and power output of your LT4 engine. This pulley kit, manufactured by Griptec, is specifically engineered for use with the LT4 rib belt system.

The kit includes a 2.8:1 pulley ratio design, which allows for a significant reduction in the size of the accessory drive pulleys. This results in a decrease in parasitic engine load, allowing more power to be sent to the wheels instead of being wasted on driving the accessories.

The Z4290BV2Z8 pulley kit is constructed from premium materials, ensuring durability and reliability. The pulleys are made from a robust, engineering-grade polymer, which provides excellent strength and wear resistance. The kit also includes high-quality, precision-machined aluminum pulley hubs, which offer superior strength and rigidity.

The kit comes with a complete set of pulleys for the water pump, power steering, and air conditioning systems. Each pulley is designed to perfectly fit the LT4 engine, ensuring a secure and accurate installation. The kit also includes new belt tensioners, which ensure the new drive belt is properly tensioned for optimal performance and longevity.

Installing the Griptec Z4290BV2Z8 pulley kit is a straightforward process. The kit includes detailed installation instructions to guide you through the process step by step. The kit also includes all necessary hardware for installation, making it a convenient and hassle-free upgrade for your LT4 engine.

In summary, the Griptec Z4290BV2Z8 2.8:1 Pulley Kit for LT4 Rib is a top-tier accessory that delivers significant power gains by reducing parasitic engine load. Its high-quality construction, ease of installation, and compatibility with the LT4 engine make it an excellent choice for those looking to maximize the performance of their engine.

Pros and Cons of Buying Griptec Z4290BV2Z8 2.8 Pulley for LT4 Rib

1. Pros:

a. Enhanced Performance: This pulley kit from Griptec is designed to provide better airflow and improved overall performance for your LT4 engine. The 2.8 ratio is suitable for high-performance applications, allowing for increased horsepower and torque.

b. Durability: The Griptec pulley kit is made from high-quality materials, ensuring longevity and durability. The ribbed design of the pulleys helps to dissipate heat and prevents pulley slippage, resulting in a more efficient and consistent power delivery.

c. Easy Installation: The pulley kit comes with all necessary hardware for installation, and the process is generally straightforward. This can save time and money compared to having the work done at a professional shop.

2. Cons:

a. Cost: The Griptec Z4290BV2Z8 pulley kit is a premium product, and the cost reflects its high-performance capabilities. This may be a barrier for some buyers who have a limited budget or are looking for a more affordable solution.

b. Requires Specific Compatibility: This pulley kit is designed specifically for the LT4 rib, and it may not be compatible with other engine configurations. It's essential to ensure that the kit is a good fit before making a purchase.

c. Potential for Noise: Some users have reported an increase in engine noise after installing the Griptec pulley kit. This is typically due to the increased airflow and can be managed with proper tuning and maintenance.

Conclusion:

The Griptec Z4290BV2Z8 2.8 pulley kit offers significant performance improvements for the LT4 engine, making it an attractive option for high-performance applications. Its durability, easy installation, and high-quality materials make it a worthwhile investment for serious enthusiasts. However, the cost and potential for increased noise may be deterrents for some buyers.

Recommendation:

If you're looking to maximize the performance of your LT4 engine and are willing to invest in a high-quality pulley kit, the Griptec Z4290BV2Z8 2.8 pulley kit is an excellent choice. Before making a purchase, ensure that the kit is compatible with your engine and that you're prepared for the potential increase in noise.

Details:

Get the maximum performance out of your supercharger. I bought this to reduce boost level on c7z06 for road course use. This pulley is equipped with GripTec a micro machining technology. This Pulley was used once on the Dino only.

This technology allows the maximum grip force to be applied component and belt without damaging your. Requires hub kit to use on LT4 supercharger, bought separately. Stronger and harder than 6061 T6. No machining of the snout needed Fits factory GM LT4, this 10 Bolt Pulley is designed to be paired with our ZPE MK II HUB.

You wont have to worry about belt slip with GripTec. Color: Black.

part #: z4290bv2z8 price

  • $241.45

specifications reppchargers:

  • for models: Lt4
  • brand: Griptec
  • mpn: Z4290bv2z8
  • type: Pulley
  • color: Black
  • country/region of manufacture: United States
  • finish: Anodized
  • performance part: Yes

payments reppchargers:

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

shipping reppchargers:

  • cost: $12.95
  • transit: 4-8 Days
  • carrier: UPS
  • type: Fixed
  • service: UPS Ground
  • class: Standard

general reppchargers:

  • condition: Used
  • Air Fuel Delivery > Turbos, Superchargers Intercoolers > Superchargers Parts

seller reppchargers:

  • city: St. George, Utah
  • rating: 100.0%
  • # reviews: 469

returns reppchargers:

  • policy: No Returns

offer reppchargers:

  • options: Ship-to-home
  • availability: In Stock
  • started: June 16, 2025
  • sold: 0
  • quantity: 1
for models: lt4, type: pulley, country/region of manufacture: united states, finish: anodized, performance part: yes,
category: auto parts > air fuel delivery > turbos, superchargers intercoolers > superchargers parts, color: black, sku: 2614879548991771,

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