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BMW Internal Engine Parts for BMW Z3 (1996-2002)

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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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Schrick Exhaust Camshaft - E46 M3, MZ3, MZ4 (S54) - 280 Degree, 14.0m...

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T#:23847549

Part#: 0415A180001

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$ 1,876.99 USD

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$ 1,876.99 USD

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Cylinder Head Bolt

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2X Entries For Our G87 M2 Sweepstakes! We Price Match - Give Us A Call or Chat!

T#:580043

Part#: 802.76

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$ 14.99 USD

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$ 14.99 USD

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Prevent oil leaks, coolant mixing, and catastrophic compression loss by refreshing your engine with fresh, factory-spec head hardware.

OEM INA Engine Oil Pump Chain - E36, E46 ,Z3 , Z4

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T#:42301987

Part#: ZC0128

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$ 13.99 USD

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$ 13.99 USD

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Keep your BMW’s heart pumping strong, use the INA Oil Pump Chain to replace your stetched and worn out oil pump chain to ensure your engines oiling system is operating at peak performance.

CP-Carrillo Pro-Xtreme Forged Piston Set Std. Size - S54

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T#:26171645

Part#: CP-FPS-S54-XT

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Starting at $ 2,268.98 USD

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Starting at $ 2,268.98 USD

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CP-Carrillo sets the benchmark for premium aftermarket forged pistons. Crafted with high-strength, lightweight materials and cutting-edge engineering, this BMW S54 piston set boasts the following features: Lightweight Design: Constructed from forged aluminum alloy, CP-Carrillo pistons offer reduced weight, enhancing engine responsiveness and acceleration for a dynamic driving experience. Advanced Engineering: Leveraging state-of-the-art technology, CP-Carrillo engineers optimize combustion, fuel efficiency, and power output, ensuring peak performance in every application. Wide Configuration Range: With a variety of bore sizes and compression ratios available, CP-Carrillo provides options to tailor pistons to specific engine builds and performance objectives. Quality Construction: Each CP-Carrillo piston undergoes precision machining and rigorous testing to meet exacting standards, guaranteeing consistent quality and performance in every set. Engineered by one of motorsport's most respected names, CP-Carrillo pistons are the ultimate choice for the S54 engine, whether for street performance or track dominance. Piston Sets Include: Pistons Rings Pins Locks Spec Sheet Optional Extras: Skirt Coating - Adding a Protective Layer Between the Sides of the Piston and Cylinder Walls Dome Coating - Adding a Protective Layer to the Top of The Piston HD-Wrist Pins - A Must if You are Planning on Going Beyond 850 HP! X Forging - Reducing Rotational Mass By Moving the Wristpin Inwards and Shortening it While Increasing Overall Strength Please Note: It is essential to have all engine modifications performed by a qualified professional to ensure proper installation and optimal engine performance, safety, and reliability.

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Intake Valve - E36 E46 E34 E39 Z3 (M42, M44, M50, M52, M52TU) ...

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T#:1617

Part#: 11341739820

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Sale - Save 27% $ 15.99

This product was last offered at the strikethrough price on
05-14-2026

$ 11.72 USD

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Sale - Save 27%

$ 15.99

This product was last offered at the strikethrough price on
05-14-2026

$ 11.72 USD

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Replacement intake valve in the stock size. Fits all VAN0S versions of the M50/M52/M52TU, including 1993-2000 323, 325, 328 and the E36 M3 3.0/3.2. Also fits E39 528 and Z3 2.3, Z3 2.8, MZ3 (S52 3.2), M Roadster, M Coupe.

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Glyco "White" Crankshaft Bearing Shell - Set - E28, E30, E34, E36, E3...

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T#:374672

Part#: 11211706852

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$ 111.99

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

$ 108.99 USD

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$ 108.99 USD

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59.75MM(+0.25) bore

CP-Carrillo Connecting Rod Set - S54 Pro-Xtreme

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T#:26204927

Part#: CAR-CRS-S54-XT

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$ 2,299.99 USD

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$ 2,299.99 USD

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The 5150 AutoSport Pro-Xtreme Connecting Rods, made by CP-Carrillo, are designed to handle extreme horsepower and high RPM applications for BMW S54 engines with 139 mm Rods. Constructed from high-strength, aircraft-grade steel, these connecting rods are engineered to withstand the forces generated by high-powered engines. The Pro-Xtreme design is specifically tailored to handle up to 2000 horsepower, making these rods suitable for high-performance turbo/drag racing or street/strip applications. They are also designed to handle high engine speeds of up to 9500 RPM, which is necessary for achieving maximum power output. Each connecting rod is precisely fabricated to meet the demands of high-performance engines using advanced manufacturing techniques such as computer-aided design (CAD) and finite element analysis (FEA). The Pro-Xtreme Connecting Rods are designed to be durable, reliable, and capable of handling the extreme stresses and forces generated by high-horsepower and high-rpm engines.

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Glyco "White" Crankshaft Bearing Shell - Set - E28, E30, E34, E36, E3...

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T#:374670

Part#: 11211706849

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$ 177.99

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

$ 172.99 USD

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$ 172.99 USD

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Standard bore

BMW S54B32 - 87.5MM Bore, 12.5:1 CR

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T#:27171928

Part#: 297120

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$ 1,324.99 USD

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$ 1,324.99 USD

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JE Pistons Forged Piston Set of 6 – 87.5mm Bore – 11.5:1 CR – BMW E46 M3 S54B32 Maximize the performance of your BMW E46 M3’s S54B32 engine with this set of 6 JE forged pistons. Engineered for strength and high-revving capability, these pistons are built to withstand the demands of high-performance applications. 87.5mm Bore: Increased bore size for improved displacement and power output. Compression Ratio: 11.5:1: High-compression design enhances combustion efficiency and delivers more horsepower and torque. Forged Aluminum: Lightweight and durable, designed to handle high stress and heat, making it perfect for both street and track use. Precision Fit: Ensures seamless installation and compatibility with the BMW S54B32 engine, providing reliability under extreme conditions. Perfect for serious performance builds, these pistons offer a balance of durability, power, and efficiency.

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JE Pistons BMW S52B32US 12.5 Kit

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T#:33713143

Part#: 297174

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$ 1,324.99 USD

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$ 1,324.99 USD

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The JE Pistons BMW S52B32US 12.5KIT Set of 6 Pistons is a high-performance kit for the BMW 3.2L S52 engine. It features a 12.5:1 compression ratio, forged 2618 aluminum construction for strength and durability, and a lightweight design for improved throttle response. Precision CNC machining ensures a perfect fit, and the advanced coating reduces friction and wear. Ideal for racing or high-performance street builds, this kit includes six pistons, wrist pins, locks, and rings for a complete installation.

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CP-Carrillo Forged Piston Set - M54B28 Std. Size

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For Vehicles With M54B25 Engine Only

T#:26071892

Part#: M54B25-CPP-84

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Starting at $ 2,206.98 USD

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Starting at $ 2,206.98 USD

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CP-Carrillo sets the benchmark for premium aftermarket forged pistons. Crafted with high-strength, lightweight materials and cutting-edge engineering, this BMW M54B25 piston set boasts the following features: Lightweight Design: Constructed from forged aluminum alloy, CP-Carrillo pistons offer reduced weight, enhancing engine responsiveness and acceleration for a dynamic driving experience. Advanced Engineering: Leveraging state-of-the-art technology, CP-Carrillo engineers optimize combustion, fuel efficiency, and power output, ensuring peak performance in every application. Wide Configuration Range: With a variety of bore sizes and compression ratios available, CP-Carrillo provides options to tailor pistons to specific engine builds and performance objectives. Quality Construction: Each CP-Carrillo piston undergoes precision machining and rigorous testing to meet exacting standards, guaranteeing consistent quality and performance in every set. Engineered by one of motorsport's most respected names, CP-Carrillo pistons are the ultimate choice for the M54B25 engine, whether for street performance or track dominance. Piston Sets Include: Pistons Rings Pins Locks Spec Sheet Optional Extras: Skirt Coating - Adding a Protective Layer Between the Sides of the Piston and Cylinder Walls Dome Coating - Adding a Protective Layer to the Top of The Piston HD-Wrist Pins - A Must if You are Planning on Going Beyond 850 HP! X Forging - Reducing Rotational Mass By Moving the Wristpin Inwards and Shortening it While Increasing Overall Strength Please Note: It is essential to have all engine modifications performed by a qualified professional to ensure proper installation and optimal engine performance, safety, and reliability.

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JE Piston BMW S54B32 12.5:1 - Single Piston 87.00mm

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T#:33646293

Part#: 297119S

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$ 299.99 USD

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$ 299.99 USD

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The 12.5:1 compression JE piston for the S54b32 is designed to help maintain thermal efficiency and minimizes weight. Detail: 12.5:1 Compression 87.00 mm Bore – 1.271 in. CH, -8.70 CC

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