Here you go stihl guys, a place to compare prices and get a idea what they are running.
MS170 1.84 cu. in. - 30.1cc 14" - 1.7 hp(12-16" $169.95
MS180C-B 1.94 cu. in. - 31.8cc 14" - 2.0 hp(12-16") $199.95
MS180C-BE 1.94 cu. in. - 31.8cc 14" - 2.0 hp(12-16") $229.95
MS192T Arborist Saw 1.84 cu. in. - 30.1cc 14" - 1.7 hp(12-16") $279.95
MS200 2.15 cu. in. - 35.2cc 14" - 2.1 hp(12-16") $514.95
MS200T Arborist Saw 2.15 cu. in. - 35.2cc 14" - 2.1 hp(12-16") $514.95
MS210 2.15 cu. in. - 35.2cc 16" - 2.0 hp(12-16") $239.95
MS210C-BE 2.15 cu. in. - 35.2cc 16" - 2.0 hp(12-16") $289.95
MS250 2.77 cu. in. - 45.1cc 16" - 3.0 hp(12-18") $289.95
MS250C-BE 2.77 cu. in. - 45.1cc 16" - 3.0 hp(12-18") $339.95
MS260 3.06 cu. in. - 50.2cc 16" - 3.2 hp(16-24") $429.95
MS260 PRO 3.06 cu. in. - 50.2cc 16" - 3.2 hp(16-24") $469.95
MS270C-B 3.02 cu. in. - 49.6cc 16" - 3.5 hp(16-20") $369.95
MS280 3.29 cu. in. - 54.0cc 16" - 3.75 hp(16-20") $399.95
MS280C-BQ 3.29 cu. in. - 54.0cc 16" - 3.75 hp(16-20") $449.95
MS290 3.45 cu. in. - 56.5cc 16" - 3.7 hp(16-24") $329.95
MS310 3.60 cu. in. - 59.0cc 16" - 4.0 hp(16-24") $379.95
MS390 3.90 cu. in. - 64.1cc 16" - 4.3 hp(16-24") $449.95
MS361 3.60 cu. in. - 59.0cc 16" - 4.3 hp(16-28") $569.95
MS361C-Q 3.60 cu. in. - 59.0cc 16" - 4.4 hp(16-28") $619.95
MS390 3.90 cu. in. - 64.1cc 16" - 4.3 hp(16-28") $449.95
MS440 MAGNUM 4.30 cu. in. - 70.7cc 20" - 5.4 hp(16-32") $724.95 w/solid bar
MS460 MAGNUM 4.70 cu. in. - 76.5cc 20" - 6.0 hp(16-32") $794.95 w/solid bar
MS650 MAGNUM 5.20 cu. in. - 84.9cc 20" - 6.4 hp(16-36") $889.95 w/solid bar
MS660 MAGNUM 5.59 cu. in. - 91.6cc 24" - 7.0 hp(16-36") $999.95 w/solid bar
MS880 MAGNUM 7.42 cu. in. - 121.6cc 25" - 8.5 hp(21-47") $1619.95 w/solid bar
MS170 1.84 cu. in. - 30.1cc 14" - 1.7 hp(12-16" $169.95
MS180C-B 1.94 cu. in. - 31.8cc 14" - 2.0 hp(12-16") $199.95
MS180C-BE 1.94 cu. in. - 31.8cc 14" - 2.0 hp(12-16") $229.95
MS192T Arborist Saw 1.84 cu. in. - 30.1cc 14" - 1.7 hp(12-16") $279.95
MS200 2.15 cu. in. - 35.2cc 14" - 2.1 hp(12-16") $514.95
MS200T Arborist Saw 2.15 cu. in. - 35.2cc 14" - 2.1 hp(12-16") $514.95
MS210 2.15 cu. in. - 35.2cc 16" - 2.0 hp(12-16") $239.95
MS210C-BE 2.15 cu. in. - 35.2cc 16" - 2.0 hp(12-16") $289.95
MS250 2.77 cu. in. - 45.1cc 16" - 3.0 hp(12-18") $289.95
MS250C-BE 2.77 cu. in. - 45.1cc 16" - 3.0 hp(12-18") $339.95
MS260 3.06 cu. in. - 50.2cc 16" - 3.2 hp(16-24") $429.95
MS260 PRO 3.06 cu. in. - 50.2cc 16" - 3.2 hp(16-24") $469.95
MS270C-B 3.02 cu. in. - 49.6cc 16" - 3.5 hp(16-20") $369.95
MS280 3.29 cu. in. - 54.0cc 16" - 3.75 hp(16-20") $399.95
MS280C-BQ 3.29 cu. in. - 54.0cc 16" - 3.75 hp(16-20") $449.95
MS290 3.45 cu. in. - 56.5cc 16" - 3.7 hp(16-24") $329.95
MS310 3.60 cu. in. - 59.0cc 16" - 4.0 hp(16-24") $379.95
MS390 3.90 cu. in. - 64.1cc 16" - 4.3 hp(16-24") $449.95
MS361 3.60 cu. in. - 59.0cc 16" - 4.3 hp(16-28") $569.95
MS361C-Q 3.60 cu. in. - 59.0cc 16" - 4.4 hp(16-28") $619.95
MS390 3.90 cu. in. - 64.1cc 16" - 4.3 hp(16-28") $449.95
MS440 MAGNUM 4.30 cu. in. - 70.7cc 20" - 5.4 hp(16-32") $724.95 w/solid bar
MS460 MAGNUM 4.70 cu. in. - 76.5cc 20" - 6.0 hp(16-32") $794.95 w/solid bar
MS650 MAGNUM 5.20 cu. in. - 84.9cc 20" - 6.4 hp(16-36") $889.95 w/solid bar
MS660 MAGNUM 5.59 cu. in. - 91.6cc 24" - 7.0 hp(16-36") $999.95 w/solid bar
MS880 MAGNUM 7.42 cu. in. - 121.6cc 25" - 8.5 hp(21-47") $1619.95 w/solid bar