Bell's Auto Service & Speed Shop is located at 1264 New Haven Rd, Naugatuck, CT. This business specializes in Auto Repair & Service. Bell's Auto Service & Speed Shop is open Mon, 8am-5:05pm; Tue, 8am-5:05pm; Wed, 8am-5:05pm; Thu, 8am-5:05pm; Fri, 8am-5:05pm; Sat, Closed; Sun, Closed and accepts Mastercard and Visa.