master cam (noken as) BRT khusus untuk yamaha nmax 155 (tidak bisa digunakan untuk aerox 155 dan lexi 125). tersedia tipe :
(T1 ready)
durasi in low = 210′, klep in membuka 4′ STMA, menutup 26′ TMB
durasi in high = 255′, klep in membuka 20′ STMA, menutup 55′ TMB
durasi ex = 252′, klep ex membuka 49′ STMB, menutup 23′ TMA
lift in low = 6.90 mm 98 – 107′ TMA
lift in high = 8.01 mm 102 – 113′ TMA
lift ex 8.02 mm 97 – 106′ STMA
overlap = 27′ in low 1.24 mm, 43′ in high 2.63 mm, ex 2.41 mm
diameter base = in low 28.00 mm, in high 28.00 mm, ex 25.00 mm