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Supertech 5.5mm Diameter 1.66mm Thick Lash Cap for 6/7mm Valve Applications - LC-55-1.66P

Hey there, fellow gearheads! If you're diving into the world of racing and need to give your valve tips a little extra love, let me tell you about these lash caps from Supertech. They’re designed to beef up those slender 6 or 7mm valve tips, which is a game-changer when you're pushing your engine to the limit. With these caps, the nose roller of your rocker arm gets a bigger footprint to work with, which means more stability and less wear on those critical components. Trust me, that’s a big deal when you're chasing every last bit of performance.

Supertech isn't just another name in the racing scene; they’re known for crafting top-notch valves and valve train components that cater to all sorts of racing disciplines—be it drag, rally, or road racing. If you’re serious about your setup, you’ll appreciate the quality that goes into their products. And if you’ve got something a bit out of the ordinary, they’re more than willing to help you whip up a custom solution that fits your needs.

Quick Specs:

  • Part Number: LC-55-1.66P
  • Diameter: 5.5mm
  • Depth: 2.5mm
  • Thickness: 1.66mm

Just a heads up, the images you see are for marketing purposes, so the actual product might look a bit different—don’t let that throw you off. If you’re looking to maximize your valve train’s performance, these lash caps are a solid choice. They’re simple, effective, and ready to take your engine to the next level.

Other Part Numbers:
Supertech #sptLC-55-1.66P

Proposition 65

⚠ WARNING: Cancer and Reproductive Harm
https://www.P65Warnings.ca.gov

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Who is Supertech?

Supertech is a company located in Silicon Valley San Jose, California. It is the place where companies with the most cutting-edge technology are located. It allows Supertech to gain access to the latest technology that helps them create high-quality products.  Supertech is known for manufacturing some of the best aftermarket internal engine parts in the industry. Today, they are considered the leading brand in their market segment.

Valve Train Component Experts

With over 30 years of experience, Supertech was able to develop products that meet the demands of their customers. They offer high-performance valves and valvetrain components that are used by many engine builders and tuners everywhere.

Racer’s Brand Of Choice

Supertech provides the motorsport industry with top-notched products for virtually any type of racing discipline. Whether it’s Road Racing, Drag Racing, or Rally, they have the right parts for you. Each piece is carefully designed and manufactured to provide optimum performance and give racers the competitive advantage they need to win championships.

Purchase Supertech Products At Vivid Racing

If you are in the market for high-quality performance parts for your engine, Supertech is the brand for you. The company has always been on edge in creating innovative products that would keep up with the fast-changing automotive trend. Whether for the tracks or the street, Supertech guarantees that you will only get the best products from them. To know more about Supertech, visit Vivid Racing and check out their list of parts that fit your specific needs.



Due to the nature of the application, these parts are sold without any express warranty or any implied warranty of merchantability, or fitness for a particular purpose.

Supertech Performance Inc. shall not, under any circumstances, be liable for any special, incidental or consequential damages, including, but not limited to, damage, or loss of property or equipment, loss of profits or revenue, cost of purchased or replacement goods, or claims of customers of the purchase, which may arise and/or result from sale, installation or use of these parts.

The sole obligation of Supertech Performance Inc., shall be limited only to the products to be found defective, in either workmanship or material, after inspection performed by our company. This Limited Warranty applies only to the original purchaser of the product and only covers the replacement or repair of the product at our election.

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