Home " SeaRay Sundancer 280 " Maintenance Specifications Engine Spark Plugs: NGK BR6FS Oil spec: Oil Cap: 4-1/2 qts per engine. Oil Filter: 35-883702Q 1 per engine AntiFreeze - 50/50 mix - Napa Gas Tank Capacity: 124 gals. Primary Fuel Filters (Water-Fuel Seperators): 35-802893Q01 1 per engine Secondary Fuel Filters: xx Propellers - Qty: 2 Transmission Outdrive Tilt Fluid: SAE 10W-30 Motor Oil Batteries: 24M-XHD 800 CCA - Interstate Batteries Qty: 3 PartsCatalog.pdf PropellerChart.pdf SalesBrochure.pdf WebastoFCF.pdf