BMW N55 Lifter Shim Set by Ferrea

Ferrea Lifter Shim Set for BMW N55 Engines

The Ferrea Racing Lifter Shim Set is specifically engineered to enhance the valvetrain stability of BMW N55 engines, ensuring smooth performance under high RPMs and extreme conditions. These precision shims install beneath the stock hydraulic lifters to reduce lifter travel, preventing valve float and improving throttle response. Whether you’re running high-boost setups or preparing for competitive motorsport, this lifter shim set provides essential reinforcement to keep your engine performing at its peak.

Prevent Valve Float and Maintain Engine Health

Valve float—when valves stay open longer than intended—can lead to power loss and engine damage. Ferrea’s lifter shims restore proper clearance, ensuring precise valve operation and protecting the engine under heavy loads. With these shims in place, your N55 engine will operate efficiently, even during aggressive driving and high-stress situations.

Precision for Boosted N55 Builds

The turbocharged N55 engine demands accurate valvetrain control for optimal performance. Ferrea’s lifter shims eliminate lifter noise, prevent erratic valve movement, and enhance power delivery under boost. Whether your build features custom camshafts or is tuned for high RPMs, these shims provide the precision required to maintain consistency in track-focused and high-performance street builds.

The Ferrea Racing Lifter Shim Set is built for durability and performance, making it the perfect upgrade for drag racing, time attack, or street enthusiasts looking to maximize the reliability of their N55 engine. Trust Ferrea’s engineering to keep your N55 stable, responsive, and ready for any challenge.

BMW N55 Applications:

1 Series

2010-2013     E82/E88     135i
2012-2016     F20/F21     M135i

2 Series

2014-2016     F22/F23     M235i
2016-2018     F87     M2

3 Series

2010-2015     E90/E91/E92/E93     335i
2012-2015     F30/F31/F34     335i
2015-2016     F30/F31     340i

4 Series

2013-2016     F32/F33/F36     435i
2016     F32/F33/F36     440i

5 Series

2010-2016     F10/F11     535i
2010-2017     F07     535i GT

6 Series

2011-2018     F12/F13/F06     640i Gran Coupe

7 Series

2012-2015     F01/F02     740i / 740Li

X1 Series

2013-2015     E84     X1 xDrive35i

X3 Series

2011-2017     F25     X3 xDrive35i

X4 Series

2014-2017     F26     X4 xDrive35i
2016-2017     F26     X4 M40i

X5 Series

2011-2018     E70/F15     X5 xDrive35i

X6 Series

2011-2019     E71/F16     X6 xDrive35i

ALPINA N55 Applications:

B3 Series

2013-2018     F30/F31     B3 Bi-Turbo

B4 Series

2014-2019     F32/F33     B4 Bi-Turbo