Rubex Hub not in Kit! For VOLVO SX you need SOLRBX-105 hub (sold separately) For OMC COBRA 91-94 you need SOLRBX-100 hub (sold separately) For OMC COBRA 78-90 you need SOLRBX-101 hub (sold separately) For MERCURY ALPHA ONE , BRAVO ONE you need SOLRBX-102 (sold separately) For HONDA you need SOLRBX-107 (sold separately) For SUZUKI  you need SOLRBX-104 (sold separately) For YAMAHA  you need SOLRBX-102 or SOLRBX203 (sold separately) For VOLVO AQ200-290 please choose series SOL881x-xxx-xx propellers!