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  See more parts for BMW 340i
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Kelford 10.35mm/10.80mm Valve Lift Performance Camshafts for BMW 2015+ 257-C - 257-C
Kelford 10.35mm/10.80mm Valve Lift Performance Camshafts for BMW 2015+ 257-C - 257-C - Image 2 Kelford 10.35mm/10.80mm Valve Lift Performance Camshafts for BMW 2015+ 257-C - 257-C - Image 2

Kelford 257-C Performance Camshaft

Unlock the true potential of your BMW with the Kelford 257-C camshaft. Designed specifically for high-performance applications, this camshaft features a duration of 288? and a valve lift of 10.35mm/10.80mm, making it an ideal choice for those looking to push their B58 Gen 1 engines to new heights. Whether you're into drag racing or simply want to enhance your driving experience, the 257-C is engineered to deliver impressive power and torque.

Key Features:

  • Performance-Oriented Design: Tailored for professionally built B58 Gen 1 engines capable of producing 1200hp or more.
  • High Boost Compatibility: Optimized for turbo sizes of 72mm and above, ensuring maximum performance under high boost conditions.
  • Fuel Flexibility: Best suited for ethanol blends or methanol, providing versatility for various racing setups.
  • Valve Spring Upgrade Required: For optimal performance, Kelford recommends the KVS57-BT valve springs to handle the increased lift and duration.

Technical Data:

With a duration of 288? and a lift of 10.35mm for the intake and 10.80mm for the exhaust, the 257-C camshaft is designed to maximize airflow and engine efficiency. This translates to significant performance gains, especially in high-rev situations.

Customer Feedback:

"I installed the Kelford 257-C in my 2017 BMW 440i and the difference was immediate. The power increase was noticeable, especially at higher RPMs. Just make sure to upgrade your valve springs!" - James T.

"These cams are a game changer! My M240i has never felt this responsive. Definitely worth the investment if you're serious about performance." - Lisa R.

Fitment:

  • BMW 440i F32/F33 2019
  • BMW 440i F32/F33/F36 2017-2019
  • BMW 340i F30/F31/F34 2016-2018
  • BMW M140i F20/F21 2015-2018
  • BMW M240i F22/F23 2017-2018
  • BMW 540i G30 2017+
  • BMW 740i/Li G11 2016+
  • BMW 640i G32 2019-2020
  • BMW 840i G14/G15/G16 2018-2022

Import Notes:

  • Kelford products ship directly from New Zealand.
  • Customers are responsible for all taxes or duty fees.
Proposition 65

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

Vehicle
2016-2018
 BMW 340i
2019
 BMW 440i
2010, 2017-2023
 BMW 540i
2019-2020
 BMW 640i
2016-2023
 BMW 740i
2015-2018
 BMW M140i
2017-2018
 BMW M240i

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Who is Kelford?

Kelford is a company that was founded in 1968. The company specializes in creating high-performance camshafts for a variety of engine applications. For years, they have provided enthusiasts the chance to have a camshaft that would provide optimum performance and give them the horsepower gain they are searching for. Today, they have turned their small company into a global brand that is trusted by many professional tuners and racers alike.

Continuous Improvement

Kelford is steadily making a name for itself when it comes to manufacturing high-performance camshafts. By continuously investing in their research and development, they are able to design products that are better, if not at par with some of the mainstream brands in the market today.

Quality in Every Product

The company is able to make top quality products by understanding what their customer really needs. Using their experience, knowledge, and understanding of manufacturing, they are able to create products that meet their customer expectations. They use state of the art machinery in order to achieve precision and accurate cuts which is critical when it comes to these engine components.

Purchase Kelford Camshafts at Vivid Racing

If you want a camshaft manufacturing company that understands what it takes to improve your engine performance, then Kelford is the brand for you. With over 50 years of experience when it comes to building camshafts, you know they are a brand that you can trust. Visit Vivid Racing and check out their list of products that would fit your specific requirement.







Kelford Technologies Ltd warrants that when our products are properly installed in their correct application by a qualified tradesperson, they will be free from defect in material and workmanship. Warranty will be void on all products that show evidence of improper application or installation, abuse, lack of proper maintenance, alteration from the original configuration or not used in conjunction with the specified matching components and suitable motor oil. Whilst our company tries to ensure that every item supplied is suitable for the intended application, the final responsibility of product suitability rests with the person installing the item. Kelford Technologies Ltd’s warranty will not apply to watercraft that are not capable of being transported by trailer and exceed eight meters in length.
If a problem should occur, please contact Kelford Technologies Ltd’s technical department to arrange inspection and report.

This Limited Warranty applies only to the original purchaser of the product and only covers the replacement or repair of the product at Kelford’s discretion. Due to the unusual stress placed on these racing components and because we have no control over how they are used the company shall not be responsible for any damage caused by defects or failure of parts. The company shall not be responsible for any consequential damage, injury or death arising from any cause whatsoever, nor for labour, transportation or any other related incurred costs due to the replacement or repair of the defective products.

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