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BMW Internal Engine Parts

Rebuilding your engine or giving your cylinder head an overhaul? Internal engine components covers parts that are located within the engine block and cylinder head. Examples include: timing chains and tensioners, rocker arms, rod bolts and studs, head bolts, valve springs, connecting rods, and more. These are Genuine BMW engine parts, performance upgrades, or approved aftermarket brands that have a long track record of reliability and quality.

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SuperTech Dual Valve Spring Upgrade Kit w/ Steel Retainers - 67lbs - BMW M50 M52 M54 S52
SuperTech Dual Valve Spring Upgrade Kit w/ Steel Retainers - 67lbs - ...
Supertech - Corporate Logo
T#:51426477
Part#: SPRKH100DRBMST
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$ 833.99 USD
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$ 833.99 USD
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Crafted from premium Superclean Chrome Silicon Vanadium Steel alloy, these valve springs offer exceptional performance and durability even at high RPMs. CAD engineering ensures that the wire stress levels remain within defined limits for long-lasting durability, even under extreme racing conditions. Advanced computer software allows Supertech to meticulously control harmonics, ensuring optimal performance. Manufactured with high-quality military-certified Steel, the retainers are CNC machined to provide a precise fit, guaranteeing longevity and reliability.
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Genuine BMW Scavenge Air Line
Genuine BMW Scavenge Air Line
Genuine BMW - Corporate Logo
T#:49508968
Part#: 11155A99A73
Ships in 1-2 days
New Item
6% off MSRP $ 70.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 66.99 USD
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6% off MSRP
$ 70.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 66.99 USD
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Genuine BMW scavenge air line
Titanium Retainers - Set Of 8 - BMW B48 - Intake Side
Titanium Retainers - Set Of 8 - BMW B48 - Intake Side
Supertech - Corporate Logo
T#:54388410
Part#: RET-BMB48-TI-8
Ships in 9 Business Days
New Item
$ 145.99 USD
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$ 145.99 USD
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By minimizing moving weight, these retainers help prevent valve float at extended RPM ranges, ensuring your engine maintains precise timing and peak power delivery under the most demanding track conditions.
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Supertech Intake Valve - Set Of 8 - Head 32.0mm (+1.8)
Supertech Intake Valve - Set Of 8 - Head 32.0mm (+1.8)
Supertech - Corporate Logo
T#:54388512
Part#: MCIVN-1008T-8
Ships in 9 Business Days
New Item
$ 225.99 USD
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$ 225.99 USD
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Supertech Performance brings decades of racing experience to their valvetrain components. By utilizing state-of-the-art manufacturing processes and rigorous testing, these valves provide the perfect balance of lightweight design, high-flow geometry, and bulletproof durability needed for forced induction, nitrous, or high-revving naturally aspirated builds.
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5mm Single groove valve lock conversion (SET OF 16)
5mm Single groove valve lock conversion (SET OF 16)
Supertech - Corporate Logo
T#:51356057
Part#: KPR-5.0-7S-16
Special Order: No Guaranteed ETA
New Item
$ 60.99 USD
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$ 60.99 USD
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Camshaft O-Ring - Priced Each RECTANGRING
Camshaft O-Ring - Priced Each RECTANGRING
Febi - Corporate Logo
T#:53396913
Part#: 11317587757
Special Order: No Guaranteed ETA
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$ 4.99 USD
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$ 4.99 USD
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Camshaft Adjuster Magnet
Camshaft Adjuster Magnet
Febi - Corporate Logo
T#:56218576
Part#: 11367593719
Special Order: No Guaranteed ETA
New Item
$ 34.99 USD
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$ 34.99 USD
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The Febi Bilstein Camshaft Adjuster Magnet delivers the high-speed actuation required to keep your dynamic valve timing operating accurately under demanding driving conditions.
Variable Valve Timing Sprocket
Variable Valve Timing Sprocket
Febi - Corporate Logo
T#:56291040
Part#: 11367522288
Special Order: No Guaranteed ETA
New Item
$ 142.99 USD
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$ 142.99 USD
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Keep your BMW’s VANOS system functioning at its peak with this Febi Bilstein Intake Camshaft Adjuster.
Variable Valve Timing Sprocket
Variable Valve Timing Sprocket
Febi - Corporate Logo
T#:56001961
Part#: 11367540348
Special Order: No Guaranteed ETA
New Item
$ 163.99 USD
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$ 163.99 USD
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Don't let a tired factory gear degrade your performance—get your engine timing back to absolute precision.
Non Return Valve For Engine Oil Circulation
Non Return Valve For Engine Oil Circulation
Febi - Corporate Logo
T#:56291055
Part#: 11367529405
Special Order: No Guaranteed ETA
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$ 36.99 USD
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$ 36.99 USD
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This Febi Bilstein Cylinder Head Oil Check Valve (Non-Return Valve) is designed to keep oil right where it belongs.
Crankshaft Position Sensor
Crankshaft Position Sensor
Febi - Corporate Logo
T#:56254756
Part#: 13627809334
Special Order: No Guaranteed ETA
New Item
$ 46.99 USD
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$ 46.99 USD
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Maintain the crisp throttle response and reliable performance of your BMW with this Febi Bilstein Crankshaft Position Sensor.

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