I HAVE A 1999 VOLVO PENTA 5.0 Gi PWTR INBOARD ENGINE WITH A DP - SM 1.95 OUTDRIVE, AND I WANT TO REPLACE THIS ONE (UPPER AND LOWER UNITS ONLY, NOT GIMBAL OR RAMS) WITH A DPS - B 1.95 OUTDRIVE, BUT NOT SURE IF THAT"S POSSIBLE OR NOT. ANY HELP WILL BE REALLY APPRECIATED. THANKS