fits year: 1990.

( Brand: Comp Cams ), ( Manufacturer Part Number: K12-602-4 ), ( Part Type: Cam Lifter )
The K12-602-4 Thumpr Cam Kit 90, offered by Comp Cams, is a comprehensive upgrade solution for your performance engine. This kit is specifically designed for engines within the K-series family, providing a significant boost in power and efficiency.
The Thumpr Cam Kit 90 includes a high-quality, 234/260-degree duration camshaft. This camshaft features a unique lobe design, known as the "Thumpr" profile, which is designed to provide a smooth and aggressive power curve. This profile is ideal for street performance and racing applications, delivering both low-end and high-end torque.
The kit also includes high-quality, roller-tipped lifters, which reduce friction and provide longer lifter life. The lifters are designed to work seamlessly with the camshaft, ensuring smooth valve operation and minimizing engine noise.
To complete the kit, Comp Cams includes new valve springs, retainers, and pushrods. These components are engineered to work optimally with the Thumpr Camshaft, ensuring reliable and consistent valve performance.
The K12-602-4 Thumpr Cam Kit 90 is a high-quality, comprehensive upgrade solution for your K-series engine. It provides a significant power boost, improves engine efficiency, and is backed by Comp Cams' reputation for quality and performance. Whether you're looking to add some power to your daily driver or take your racing engine to the next level, this kit is a great choice.
Pros of buying K12-602-4 Comp Cams Thumpr Cam Kit 90:1. Enhanced engine performance: The Thumpr cam kit is designed to provide improved throttle response, increased horsepower, and better overall engine performance.
2. High-quality components: Comp Cams is a well-known brand in the performance aftermarket, and their products are known for their high-quality materials and construction.
3. Easy installation: The kit includes everything you need for installation, including camshafts, lifters, pushrods, and installation instructions.
4. Versatile application: The Thumpr cam kit is designed for use with a variety of engine types, making it a versatile option for many different vehicles.
Cons of buying K12-602-4 Comp Cams Thumpr Cam Kit 90:1. Cost: The Thumpr cam kit is not an inexpensive upgrade, and the cost may be prohibitive for some budget-conscious enthusiasts.
2. Requires mechanical knowledge: Installing the Thumpr cam kit may require some mechanical knowledge and experience, which may be a challenge for some users.
3. Potential engine damage: If not installed correctly, the Thumpr cam kit could potentially cause engine damage. It is important to follow the installation instructions carefully and consult with a professional if needed.
Conclusion:The K12-602-4 Comp Cams Thumpr Cam Kit 90 is a high-quality upgrade for those looking to improve the performance of their engine. The kit includes everything you need for installation and is designed for use with a variety of engine types. However, the cost may be prohibitive for some users, and the installation may require some mechanical knowledge and experience. It is important to carefully follow the installation instructions and consult with a professional if needed to avoid potential engine damage.
Recommendation:If you have the mechanical knowledge and experience, and are willing to invest in a high-quality performance upgrade, the K12-602-4 Comp Cams Thumpr Cam Kit 90 could be a great option for you. However, if you are unsure or lack the necessary mechanical skills, it may be worth consulting with a professional before making a purchase.
Image to purchase these items below and Complete your installation. Buyer pays return shipping. Gaskets included no grind number 295th7 intake duration at 050 inch lift 243 valve with factory rocker arm ratio fitment information may not be available for all products and those without will have a Compatibility link.
Advertised exhaust duration 313 intake 295 assembly lubricant included yes basic operating rpm range 2,500-6,400 cam hydraulic flat tappet Computer-controlled Compatible no at 050 inch lift 243 int.
Advertised duration 295 int.
Exhaust duration at 050 inch lift 257 valve with factory rocker arm ratio.
Lifter hydraulic flat tappet lifters included yes lobe separation degrees 107 locks push rods no quantity sold as a kit.
Retainers included yes rocker arms no timing chain and gears double roller valve lift with factory arm ratio.