Machined for cylinder head valve guide repair, these 3.13" (8 cm) guide liners are compatible with bored holes up to a 0.3425" (0.9 cm) maximum inner dimension. They function at maximum performance when finished to a minimum inner diameter of 0.310" (0.8 cm) or larger. This 100-pack provides a bulk supply for engine service applications.

Machined for cylinder head valve guide repair, these 3.13" (8 cm) guide liners are compatible with bored holes up to a 0.3425" (0.9 cm) maximum inner dimension. They function at maximum performance when finished to a minimum inner diameter of 0.310" (0.8 cm) or larger. This 100-pack provides a bulk supply for engine service applications.