Toyota 22R Cylinder head semi assembly 171530-1
171530-1This Toyota 22R cylinder head semi assembly 171530-1 suits engines that start to lose compression or show signs of top-end wear. The casting sits clean and lines up well with the 22R layout, so most workshops can fit it without trouble. It helps bring back stable combustion and smooth running, especially on older builds. Mechanics often pick this setup when the original head cracks or warps, since it saves time and keeps the rebuild straightforward. Good option for daily-use vehicles, restorations, or general engine repairs.
This Toyota 22R cylinder head semi assembly (171530-1) fits well for engines that need a fresh top section. Many 22R units develop cracks around the seats or lose shape after long use, and this replacement head helps sort out those issues. The assembly comes ready for workshops to finish the build with their chosen internal parts, which keeps the job flexible.
The casting follows the familiar 22R layout, so ports line up cleanly and the head sits right on the block without fuss. Most mechanics appreciate this because it cuts down unexpected fitting work. Another thing worth noting is that this head works well for engines that start to idle rough or show uneven compression—common signs that the old head has gone out of shape.
Why workshops choose this Toyota 22R cylinder head
- Fits directly on the 22R block pattern
- Clean casting that supports stable combustion
- Helps restore compression when the old head warps or cracks
- Works for daily repairs, rebuilds, and restoration jobs
- Straightforward assembly for technicians
In most cases, technicians use this head when they want a steady foundation before adding valves, springs, and their preferred top-end parts. It sits firm, holds torque properly, and keeps the engine running in a stable line once everything is assembled.
This product suits rebuilders, garages, and owners who want the engine to run smooth again without chasing hard-to-fix issues in an old damaged head. When installed correctly, the engine responds better, warms up evenly, and starts to feel like it should.
If you want a Toyota 22R cylinder head that keeps the job simple and supports a clean rebuild, this assembly is a solid choice for your workshop or repair project.