Amazon Secure Payment System Continue shopping “SEI MARINE PRODUCTS- Mercruiser MC-1, R style, and Alpha One Generation I Impeller Kit 1972-1990 Sterndrives” has been added to your cart. Product Price Quantity Subtotal × Sierra International 18-7721 Marine Fuel Filter for Mercruiser Stern Drive $40.61 Sierra International 18-7721 Marine Fuel Filter for Mercruiser Stern Drive quantity $40.61 × SEI MARINE PRODUCTS- Mercruiser MC-1, R style, and Alpha One Generation I Impeller Kit 1972-1990 Sterndrives $26.20 SEI MARINE PRODUCTS- Mercruiser MC-1, R style, and Alpha One Generation I Impeller Kit 1972-1990 Sterndrives quantity $26.20 Coupon: Apply coupon Update cart Cart totals Subtotal $66.81 Total $66.81 Proceed to checkout