Sparex source: https://us.sparex.com/valve-train-kit-41586.html Product: Valve Train Kit - Sparex S.41586 SKU: S.41586 Listing note: Contains : 3 x S.40476 Inlet Valve,(Valves with 45°Angle),3 x S.40486 Exhaust Valve,(Valves with 45°Angle),6 x S.40495 Valve Guide,6 x S.40505 Valve Spring,12 x S.41412 Collet Detail enrichment pending: OEM cross references, fitment, catalog pages, and full specifications.