BMW Internal Engine Parts for BMW E46 M3 S54 (1999-2005)

Clear BMW chassis

Please ensure your correct model is selected

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.

Sub-Categories

Sort By:

Schrick - Corporate Logo
T#:11749
Part#: TMS11749
Ships on Dec 18, 2026
$ 824.99 USD
Free Shipping
$ 824.99 USD
Free Shipping
E46 M3 Schrick 272 Degree Exhaust Camshaft with 12.5mm valve lift. New rocker arms are required (BMW part #11337833259 or a new Schrick part).

BMW Schrick Technical Specs Schrick Technical Information / Specs

This item fits the following BMWs:
2001-2006 E46 BMW M3
2001-2002 Z3 BMW M Roadster M Coupe
2006-2008 E85 BMW Z4 M Roadster M Coupe
Show More Show Less
CP Carrillo - Corporate Logo
T#:373960
Part#: BMS5465472H06
Back Ordered
$ 1,845.99 USD
Free Shipping
$ 1,845.99 USD
Free Shipping
Upgrade your engine's performance with Pro-H Connecting Rods by Carrillo – these fully forged rods are designed for enthusiasts who have supercharged their engines or added power-boosting modifications. If you frequently push your engine to high RPMs, this component is a must-have. Carrillo's connecting rods are the epitome of precision, strength, and quality, boasting over four decades of engineering excellence. These rods strike the perfect balance between lightweight construction and unmatched durability. Specifications: PE Width: 0.784in / 19.91mm BE Width: 0.784in / 19.91mm Bolt Size: 3/8 WMC BE Bore: 2.0866in / 53.000mm Pin Diameter: 21mm Length: 5.472in / 139.00mm Rod Bolt Diameter: 3/8 Rod Bolt Type: WMC Tool Steel
Show More Show Less
Mahle Motorsports - Corporate Logo
T#:2958767
Part#: 930286145
Ships on Oct 13, 2026
$ 1,088.99 USD
Free Shipping
$ 1,088.99 USD
Free Shipping
Forged, 2618. Get the performance and reliability your S54 needs with MAHLE Motorsports PowerPak Piston Kit. Replacing the weaker factory cast aluminum pistons with the strength and durability of a forged piston.
Show More Show Less

Schrick - Corporate Logo
T#:338222
Part#: TMS3572
Ships on Jan 15, 2027
Sale - Save 28% $ 5,600.99

This product was last offered at the strikethrough price on
07-08-2026

Starting at $ 4,048.04 USD
Free Shipping
Sale - Save 28%
$ 5,600.99

This product was last offered at the strikethrough price on
07-08-2026

Starting at $ 4,048.04 USD
Free Shipping
E46 M3 Schrick 288 Degree Intake Camshaft with 12.5mm valve lift. Originally desinged for the M3 CSL but works great in a standard M3. A new rocker arm is required (Schrick or new BMW part #11337833259). This is a more agressive cam that the Schrick 280 degree cam that we also offer for the E46M3

BMW Schrick Technical Specs Schrick Technical Information / Specs

This item fits the following BMWs:
2001-2006 E46 BMW M3
2001-2002 Z3 BMW M Roadster M Coupe
2006-2008 E85 BMW Z4 M Roadster M Coupe
Show More Show Less

Schrick - Corporate Logo
T#:338217
Part#: TMS201495
Ships on Jan 15, 2027
Starting at $ 3,804.99 USD
Free Shipping
Starting at $ 3,804.99 USD
Free Shipping
E46 M3 Schrick 280 Degree Exhaust Camshaft with 14.0mm valve lift. This is only for use in professionally-built E46 M3 race engines. Schrick has developed this ultra-aggressive S54 race cam with 280-deg duration and 14mm of valve lift. Because of the aggressive profile and specs of this cam, Schrick only recommends it be used with special custom pistons with deep valve reliefs. We strongly recommend this be professionally installed by an experienced engine builder to check clearances and fitment.

Schrick also requires valvetrain hardware to go along with this cam:
Schrick valve springs
Schrick rocker arms
Schrick upper and lower retainers

This item fits the following BMWs:
2001-2006 E46 BMW M3
2001-2002 Z3 BMW Z3 M Roadster, Z3 M Coupe
2006-2008 E85 BMW Z4 M Roadster, Z4 M Coupe
Show More Show Less
Genuine BMW - Corporate Logo
T#:34114
Part#: 11317833225
Special Order: No Guaranteed ETA
6% off MSRP $ 1,047.99

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

$ 987.00 USD
Free Shipping
6% off MSRP
$ 1,047.99

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

$ 987.00 USD
Free Shipping


Genuine BMW Camshaft Exhaust
This item fits the following BMW Chassis:
E46 M3,E85 Z4M,E46,E85 Z4,E86 Z4

Fits BMW Engines including:
S54


Mahle Motorsports - Corporate Logo
T#:2958768
Part#: 930286145T
Special Order: No Guaranteed ETA
$ 1,271.99 USD
Free Shipping
$ 1,271.99 USD
Free Shipping
Forged, 2618. Get the performance and reliability your S54 needs with MAHLE Motorsports PowerPak Piston Kit. Replacing the weaker factory cast aluminum pistons with the strength and durability of a forged piston.
Show More Show Less
Schrick - Corporate Logo
T#:338223
Part#: TMS201494
Back Ordered
Starting at $ 829.00 USD
Free Shipping
Starting at $ 829.00 USD
Free Shipping
E46 M3 Schrick 288 Degree Intake Camshaft with 14.0mm valve lift. This is only for use in professionally-built E46 M3 race engines. Schrick has developed this ultra-aggressive S54 race cam with 288-deg duration and 14mm of valve lift. Because of the aggressive profile and specs of this cam, Schrick only recommends it be used with special custom pistons with deep valve reliefs. We strongly recommend this be professionally installed by an experienced engine builder to check clearances and fitment.

Schrick also requires valvetrain hardware to go along with this cam:
Schrick valve springs
Schrick rocker arms
Schrick upper and lower retainers

This item fits the following BMWs:
2001-2006 E46 BMW M3
2001-2002 Z3 BMW Z3 M Roadster, Z3 M Coupe
2006-2008 E85 BMW Z4 M Roadster, Z4 M Coupe
Show More Show Less

Schrick - Corporate Logo
T#:340424
Part#: TMS200186
Back Ordered
Starting at $ 3,261.73 USD
Free Shipping
Starting at $ 3,261.73 USD
Free Shipping
E46 M3 Schrick high-performance racing camshaft set - 288 degree intake and 280 degree exhaust. These camshafts are for use in professionally-built E46 M3 race engines. Schrick has developed these ultra-aggressive S54 race cams with 14mm of valve lift. Because of the aggressive profile and specs of this cam, Schrick only recommends them be used with special custom pistons with deep valve reliefs. We strongly recommend these be professionally installed by an experienced engine builder to check clearances and fitment.

Schrick also requires valvetrain hardware to go along with these cams:
Schrick valve springs
Schrick rocker arms
Schrick upper (titanium) and lower (steel) retainers

This item fits the following BMWs:
2001-2006 E46 BMW M3
2001-2002 Z3 BMW Z3 M Roadster, Z3 M Coupe
2006-2008 E85 BMW Z4 M Roadster, Z4 M Coupe
Show More Show Less

Schrick - Corporate Logo
T#:338220
Part#: 0415E1040-00
Ships on Jan 15, 2027
Starting at $ 829.00 USD
Free Shipping
Starting at $ 829.00 USD
Free Shipping
E46 M3 Schrick 304 Degree Exhaust Camshaft with 12.5mm lift. This cam is much more agressive than the "standard" Schrick intake cams. A new rocker arm is required (Schrick or new BMW part #11337833259).

BMW Schrick Technical Specs Schrick Technical Information / Specs

This item fits the following BMWs:
2001-2006 E46 BMW M3
2001-2002 Z3 BMW M Roadster M Coupe
2006-2008 E85 BMW Z4 M Roadster M Coupe
Show More Show Less
Schrick - Corporate Logo
T#:340425
Part#: TMS200183
Ships on Jan 15, 2027
Starting at $ 4,865.48 USD
Free Shipping
Starting at $ 4,865.48 USD
Free Shipping
E46 M3 Schrick high-performance racing camshaft set - 304 degree intake and 296 degree exhaust. These camshafts are for use in professionally-built E46 M3 race engines. Schrick has developed these ultra-aggressive S54 race cams with 14mm of valve lift. Because of the aggressive profile and specs of this cam, Schrick only recommends them be used with no VAN0S and with special custom pistons with deep valve reliefs. We strongly recommend these be professionally installed by an experienced engine builder to check clearances and fitment.

Schrick also requires valvetrain hardware to go along with these cams:
Schrick valve springs
New Schrick or BMW rocker arms
Schrick upper (titanium) and lower (steel) retainers

This item fits the following BMWs:
2001-2006 E46 BMW M3
2001-2002 Z3 BMW Z3 M Roadster, Z3 M Coupe
2006-2008 E85 BMW Z4 M Roadster, Z4 M Coupe
Show More Show Less
Schrick - Corporate Logo
T#:200186
Part#: TMS200186
Back Ordered
$ 3,261.73 USD
Free Shipping
$ 3,261.73 USD
Free Shipping
NOW LOCATED UNDER T#340424


Schrick - Corporate Logo
T#:338221
Part#: TMS201493
Ships on Jan 15, 2027
Starting at $ 2,432.99 USD
Free Shipping
Starting at $ 2,432.99 USD
Free Shipping
E46 M3 Schrick 304 Degree Intake Camshaft with 14.0mm valve lift. This is only for use in professionally-built E46 M3 race engines. Schrick has developed this ultra-aggressive S54 race cam with 304-deg duration and 14mm of valve lift. Because of the aggressive profile and specs of this cam, Schrick only recommends it be used with no VAN0S or with special custom pistons with deep valve reliefs. We strongly recommend this be professionally installed by an experienced engine builder to check clearances and fitment.

Schrick also requires valvetrain hardware to go along with this cam:
Schrick valve springs
Schrick rocker arms
Schrick upper and lower retainers

This item fits the following BMWs:
2001-2006 E46 BMW M3
2001-2002 Z3 BMW Z3 M Roadster, Z3 M Coupe
2006-2008 E85 BMW Z4 M Roadster, Z4 M Coupe
Show More Show Less
Schrick - Corporate Logo
T#:338219
Part#: TMS201492
Ships on Jan 15, 2027
$ 7,065.99

This product was last offered at the strikethrough price on
07-08-2026

Starting at $ 5,877.86 USD
Free Shipping
Starting at $ 5,877.86 USD
Free Shipping
E46 M3 Schrick 296 Degree Exhaust Camshaft with 14.0mm valve lift. This is only for use in professionally-built E46 M3 race engines. Schrick has developed this ultra-aggressive S54 race cam with 296-deg duration and 14mm of valve lift. Because of the aggressive profile and specs of this cam, Schrick only recommends it be used with no VAN0S or with special custom pistons with deep valve reliefs. We strongly recommend this be professionally installed by an experienced engine builder to check clearances and fitment.

Schrick also requires valvetrain hardware to go along with this cam:
Schrick valve springs
Schrick rocker arms
Schrick upper and lower retainers

This item fits the following BMWs:
2001-2006 E46 BMW M3
2001-2002 Z3 BMW Z3 M Roadster, Z3 M Coupe
2006-2008 E85 BMW Z4 M Roadster, Z4 M Coupe
Show More Show Less
Glyco - Corporate Logo
T#:374670
Part#: 11211706849
Back Ordered
$ 177.99

This product was last offered at the strikethrough price on
05-07-2026

$ 172.99 USD
Free Shipping
$ 172.99 USD
Free Shipping
Standard bore

Glyco - Corporate Logo
T#:374672
Part#: 11211706852
Back Ordered
$ 111.99

This product was last offered at the strikethrough price on
05-07-2026

$ 108.99 USD
Free Shipping
$ 108.99 USD
Free Shipping
59.75MM(+0.25) bore

JE Piston - Corporate Logo
T#:5122283
Part#: 297119
Back Ordered
$ 1,324.99 USD
Free Shipping
$ 1,324.99 USD
Free Shipping
JE Pistons are specifically engineered for extreme applications up to, and including, professional competition. In this environment, higher compression ratios, extreme boost levels and heavy nitrous usage necessitate the higher tensile strength 2618 aluminum alloy found in every JE Piston. *Application Specific Forgings for an Optimized, Uniform Crown Thickness *Contact Reduction Groove to Minimize Frictional Drag *Accumulator Groove for Increased Top Ring Stability and Sealing *CNC-Machined Side Relief with Lower Support Band for Additional Skirt Strength *Honed Pin Bores, Double Pressure Fed Pin Oilers and Wire Locks Included *JE ProSeal Piston Rings are included with your JE Pistons
Show More Show Less