1990 MerCruiser Stern Drive Models Where can I find my serial number? 3.0L [ALPHA I] 430B00001 3.0L [ALPHA] 430B0000S 430B000CB 430B000CE 430B000CS 430B1000R 430B100CR 430B100CS 3.0LX [ALPHA I] 430L00001 3.0LX [ALPHA] 430L000CS 430L100CE 430L100CR 430L100CS 350 [ALPHA] 4350100CR 4350100CS 4.3L [.] 443000001 4.3L [ALPHA] 443B000CS 443B100CR 443B100CS 4.3LX [ALPHA] 443L100CR 443L100CS 454 [BRAVO] 4454110CS 5.0L [ALPHA] 450B100CS 5.0LX [ALPHA] 450L100CR 450L100CS 5.7L [ALPHA] 457B100CR 457B100CS 5.7L [BRAVO] 457B110CS 502 [BRAVO] 4052110CR 4502110CR 4502110CS 530D [BRAVO] 4530110CD 636D [BRAVO] 4636110CD 642D [BRAVO] 4642110CD 7.4L [BRAVO] 474B110CR 474B110CS ALPHA [1.32:1] 5010132CS ALPHA [1.47:1] 5000147CP 5010147CS ALPHA [1.50:1] 5000150CE 5000150CS 5010150CS ALPHA [1.62:1] 5000147CS 5000162CP 5000162CS 5010162CS ALPHA [1.65:1] 5000165CE 5000165CS 5010165CS ALPHA [1.81:1] 5000181CP 5000181CS 5010181CS ALPHA [1.84:1] 5000184CS 5010184CS ALPHA [1.94:1] 5000194CP 5000194CS 5010194CS ALPHA [1.98:1] 5000198CS 5010198CS ALPHA [TRANSOM] 6010000CR 6010000CS BRAVO 1 [1.36:1] 5120136CS BRAVO 1 [1.50:1] 5120150CE 5120150CS BRAVO 2 [1.81:1] 5220181CS BRAVO 2 [2.00:1] 5220200CS BRAVO [TRANSOM] 6020000CR 6020000CS TR [2.00:1] 5300200CS 5310200CS TR/TRS/2 6030000CS 6030100CS TRS [1.50:1] 5400150CS 5410150CS
