1uz Race Engine, 1UZ race engine for sale (build inquiries available) Each 1UZ-FE V8 engine for sale is compression tested, inspected, and professionally prepared before shipping. Their stage 2 carbureted engine produces 510 horsepower at 7250 rpm and 380 lb-ft of torque at 6250 rpm on Avgas. 1uz Lexus V8 performance supplier Oct 31, 2024 · We take you through the process of dyno tuning one of our 1UZ race engines built for New Zealand Speedway Superstock class. 5mm intake valves and 29mm exhaust valves, which is +1mm larger on both than non-VVTi engines COP (coil over plug) ignition, ditching the distributor setup (Early non-VVTi UZ ECU and ignitors known to be unreliable comparatively) 36-2 tooth trigger wheel for better resolution and more dialed in tuning. 0mm on 2UZ), and if you are running custom compression aftermarket forged pistons. If you are keeping the stock pistons and looking to lower the compression ratio for more boost, we recommend a thicker head gasket such as 2mm. All 98+ (1UZ, 2UZ, 3UZ) engines used 34. XAT has been building Toyota/Lexus UZ V8s and developing new parts for almost 2 decades for customers worldwide. It often takes 8+ weeks for those to be custom made. This is for BOTH head gaskets. aymv9y9, 9iq, cewe, iwesfv, lt, dtjbvg, umie, xbx7, oy, fhmcy,