BLOX Racing camshafts are designed and manufactured using OEM-spec, chill-cast camshaft cores. BLOX Racing manufactures camshaft cores specifically tailored to the D16Z6 and D16Y8 engines.BLOX Racing SOHC VTEC Stage 1 camshafts are ideal for stock to mild engine builds.Upgraded valvetrain is not necessary but is always recommended.92-95 D16Z6 SpecificationsINTAKE: 234° / 0.255” EXHAUST: 212° / 0.213”