Atlantic SE Sport 779-SE400BLK Stabilizer fins, Adults Unisex, Black, One Size

SE 400 SPORT HIGH PERFORMANCE HYDROFOIL Recommended for all outboards & sterndrives 40 thru 350 HP except Volvos with exhaust in the cavitation plate No-drill hardware included Similar to SE 300, but does not require the Sport Clip for a no-drill installation Exclusive Turbo Trac enhances thrust & control Reduces or eliminates porpoising, cavitation, chine walking Manufacturer's Lifetime Warranty Installation instructions as per Manufacturer Mercury 40, 50, 60hp 4-strokes have a plate width at the rear disk mount position. Pilot holes are provided to guide drilling the Sport Clip 400 with a 1/4" drill bit to fit the motors. Honda 200hp have a larger 7.25" wide plates. To mount to the cavitation plate, you need to slightly expand the outside holes with a 1/4" drill Yamaha 350 have a larger 7.25" wide plates. To mount to the cavitation plate, you need to slightly expand the outside holes with a 1/4" drill Various Evinrude's 200-300hp models may require drilling the 6.5" pilot hole, and expanding forward outside holes for the best fit