Find Parts That Fit Your Vehicle

Kits

Turner Motorsport engine parts kits provide everything needed to rebuild or upgrade the heart of your engine, ensuring superior performance and long-term reliability. Over time, common issues such as worn pistons, damaged bearings, degraded timing chains, and worn valve seals can lead to poor engine compression, loss of power, excessive oil consumption, and increased engine wear. A comprehensive internal engine parts kit solves these issues by offering precision-engineered components such as pistons, piston rings, crankshaft bearings, valve lifters, timing chains, and gasket sets. These kits ensure that each part is designed to work together for seamless engine operation and maximized performance. Whether you are restoring an engine or upgrading for performance gains, Turner Motorsport offers premium OEM and high-performance BMW internal engine parts kits, delivering enhanced engine durability, improved power output, and optimal fuel efficiency for your BMW.
Sort By:

E36 M3, 325i, 328i Supertech High Performance Valve Spring Set ...
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Supertech - Corporate Logo
T#:1504
Part#: TMS1504
Ships in 5 Business Days
$ 766.99 USD
Free Shipping
$ 766.99 USD
Free Shipping
For M50, M52, M54 S50 and S52 engines, these valve springs are made with premium Superclean Chrome Silicon Vanadium Steel alloy for high performance and durability at high rpms, with better memory. These are extremely high quality, offered at the best price.

Computer designed to ensure that the wire stress levels do not overpass the limits of stress defined in the diagrams of fatigue for long durability under extreme racing conditions. Computer software allows Supertech to make sure that the harmonics are well under control.

The retainers are manufactured with high quality military certified Titanium alloy, CNC machined for a tight fit that will ensure a long durability.

This item fits the following BMWs:
1993-1999 E36 BMW 323is 323ic 325i 325is 325ic 328i 328is 328ic M3
1999-2005 E46 BMW 323i 323ci 325i 325ci 325xi 328i 328ci 330i 330ci 330xi
1997-2002 Z3 BMW Z3 2.3 Z3 2.5i Z3 2.8 Z3 3.0i
1998-2000 Z3 BMW M Roadster M Coupe
Show More Show Less
Replacement Piston Ring Set For Turner Motorsport/Wiseco E30 M3 2.5-l...
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Wiseco - Corporate Logo
T#:26538305
Part#: 9400XX
In Stock
$ 31.99

This product was last offered at the strikethrough price on
05-03-2026

$ 30.99 USD
Limited Qty Sale
Free Shipping
$ 31.99

This product was last offered at the strikethrough price on
05-03-2026

$ 30.99 USD
Limited Qty Sale
Free Shipping
M50B25 2.5L Engine 11:1 CR 84.5MM Bore Custom Pistons (Set Of 6) ...
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Wiseco - Corporate Logo
T#:19858301
Part#: KE114M845AP
Special Order: No Guaranteed ETA
$ 1,000.99 USD
Free Shipping on orders $49 and up