These immersive instructions walk you through every step of creating your '66 Brit-74X. And you'll learn a lot, gaining a deep knowledge of your amp's inner workings. Follow our steps closely for safety, too: we've carefully laid out a path that even newcomers can follow in handling electrical components. Building an amp can seem daunting, but nobody makes it easier than StewMac. Watch for helpful tips along the way, too—we're here to help! DOWNLOAD PDF Download '66 Brit-74X 18W Amp Kit Instructions 2.9MB View instructions with Adobe Acrobat Reader 4.0 or higher. Download Adobe Acrobat free from Adobe.