Kelford valve guides, Nissan RB20DET / RB25DET, intake, 12 pcs
Precision-machined manganese bronze valve guides for cylinder-head rebuilds and performance engines. Hone the guides to the correct clearance after installation.
Technical specifications
| Part number | VG237-IN-12 |
|---|---|
| Kit contents | 12 pcs |
| Material | manganese bronze |
| Outside diameter | 10.02 mm |
| Inside diameter | 5.95 mm |
| Engine | Nissan RB20DET / RB25DET |
Check the interference fit and valve-stem operating clearance. The listed bore diameter is before final honing after installation.
Engine and vehicle examples
Nissan Skyline R32 / R33, RB20DET / RB25DET
Nissan Stagea WC34, RB25DET pre-NEO engine
Examples refer to models using the stated engine. Check the engine code, cylinder-head version, dimensions and actual assembly before ordering.
Suomi

