Unleash the full potential of your racing machine with the Endurant Q85R-EFB Crank Master 55D23R Battery, boasting an impressive 660 CCA. Designed for performance enthusiasts, this powerhouse ensures reliable starts and sustained power throughout your thrilling motorsport adventures. At Motorsport Batteries, we specialize in providing top-tier batteries to keep your vehicle at peak performance, delivering unparalleled durability and efficiency. Experience the perfect blend of strength and endurance that aligns with our commitment to powering your motorsport thrills. Drive with confidence, knowing you're equipped with the best in the industry.