Like the 1UZ-FE, it has aluminum DOHC cylinder heads, multi-port fuel injection, 4 valves per cylinder with bucket tappets, one-piece cast camshafts, and a cast aluminum intake manifold. For 2010, it was replaced by the 1UR-FE or 3UR-FE , depending on the country.

Our 1UZ heads are used by many successful racers in many different applications – mostly NZ Speedway Super Stock racing, but also drag racing, circuit racing and burnout comp. Included: Dismantle and wash your heads. Hardness test and overall assessment. Remove original valve guides prior to porting.

Combined with our long runner intake, we believe these are the best you can get for your 1UZ vvti Super Stock. Included: Dismantle and wash your heads. Hardness test and overall assessment. Modify ports by CNC machining on our Rottler P69 5 axis machining centre. Valve seats cut to our proven angles and radii using Newen CNC seat machine.

LISTING IS FOR HEAD STUDS FOR 1 COMPLETE ENGINE, BOTH HEADS! Head studs need to be torqued to 60 ft/lbs . XAT Racing leads the world in Toyota/Lexus V8 parts! One of the most important and integral upgrades when squeezing more power out of the UZ engines is to go with better fasteners.

Upgrade your Lexus’s performance with our premium Lexus LS400 4.0L DOHC 1UZ-FE Right Rebuilt / Remanufactured cylinder head. Precision-engineered for durability and performance. Shop now for quality replacement parts.

BULLET Billet Inlet and Exhaust Cams – Toyota 4.0L V8 1UZ-FE Made from the highest quality SG Cast Iron Billet material, these cams can be ground from a blank billet to either our set specifications or your own.

2016年10月20日 · The 1UZFE is arguably the first-ever reliable DOHC V8, which is completely believable since most DOHC V8 engines before it was used almost exclusively in exotic cars. The cylinder block of the 1UZFE is aluminum and is a 90* V8. The cylinder heads are also made of …

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2025年3月21日 · The Toyota 1UZ-FE is a 4.0 L (3,968 cc, 242.1 cu·in) V8, four-stroke cycle water-cooled naturally aspirated internal combustion gasoline engine, manufactured by the Toyota Motor Corporation since 1989 to 2004.

2007年9月30日 · With the proper amount of research, you could determine the perfect head modifications for the early 1UZ on stock cams and valvetrain. For such a job, I would definitely suggest salvaging a 1UZ head and giving it your best shot rather than tearing down your running motor. I have seen 1JZ heads for sale around $100.