Overview
The UEM Piston 1FZ 102.5/105mm Stroke Flat is a premium forged piston built specifically for Toyota 1FZ-FE engines with a 105mm stroker crankshaft. With a 102.5mm bore and a flat-top crown, this piston is designed to maintain higher compression ratios, making it ideal for naturally aspirated or mildly boosted performance applications. The flat-top design promotes efficient combustion and improved power delivery, while the forged construction ensures long-lasting strength and resilience under high-stress conditions. Whether used in motorsport, off-road racing, or high-performance street builds, this piston is engineered to withstand elevated temperatures and pressures. It offers a strong balance between durability and performance, making it a reliable choice for demanding engine setups.
Features
- Designed for Toyota 1FZ-FE engines with a 105mm stroker crankshaft.
- 102.5mm bore size provides increased displacement and a precise cylinder fit.
- Flat-top piston design supports higher compression for more efficient combustion.
- Optimized for naturally aspirated or mildly boosted applications.
- Forged construction ensures maximum strength and longevity under extreme conditions.
- Handles high pressure and heat common in motorsport and performance use.
- Ideal for off-road, racing, and high-output street builds.