1UR-FSE Engine Overhaul Kit for Toyota/Lexus 1UR
The Toyota 1UR-FE (4.6L V8) Engine Overhaul Kit (suitable for 2010–2021 models) typically includes a complete gasket set (featuring MLS multi-layer steel cylinder head gaskets), pistons, piston rings (specifications: 1.2×1.2×2.0mm), main and connecting rod bearings, and thrust washers.
Description
Overhaul Kit Specifications and Components (1UR-FE):
Engine Code: 1UR-FE (4.6L DOHC V8).
Gasket Types: Multi-Layer Steel (MLS) head gaskets, Fluororubber (Viton) valve stem seals, oil pan gaskets, and crankshaft oil seals.
Pistons and Piston Rings: Constructed from high-strength aluminum alloy; typically feature a standard 94mm bore, with piston ring specifications as follows: Top Ring 1.2mm, Second Ring 1.2mm, Oil Ring 2.0mm.
Bearings: Main bearings and connecting rod bearings.
Included Components: Complete gasket set, pistons, piston rings, main bearings, connecting rod bearings, thrust washers, and an optional oil pump.
Key Features: Specifically designed for a 10.8:1 compression ratio and supports the Dual VVT-i system.












