SKU:14-0455
The five-piece V-Twin Knucklehead Rocker Box Seal Kit (Part 14-0455) is a precise replacement for the exhaust rocker shaft on Harley-Davidson Knucklehead engines from 1936 to 1940, designed for use with a single cylinder head.
Compatibility and usage: fits Harley-Davidson EL models 1936–1940. The kit is intended for restoration or maintenance to restore proper sealing, clearance, and alignment of the Knucklehead exhaust rocker assembly. Installation instructions and the included photo help confirm rocker arm clearance requirements, especially for rear exhaust rocker applications.
Related components: for a comprehensive rebuild, consider pairing with the Knucklehead Rocker Box Seal Kit for 2 Heads, Lightning Cam, Rocker Box Set, and Rocker Box Mount Kit.
Knucklehead rocker box cover kit is for conversion and will fit 1938-47 late model valve spring cover set on 1936-38 models.The V-Twin Knucklehead Rocker Box Seal Kit (Part Number: 14-0455) is an essential replacement component designed specifically for the exhaust rocker shaft on Harley Davidson Knucklehead engines from 1936 to 1940. This five-piece kit includes a high-quality seal, a steel extension tube, and washers tailored for one cylinder head, ensuring reliable sealing and peace of mind during engine maintenance or restoration. The washers feature outer diameters of 1.425 inches and 1.495 inches, providing precise fitment, while the seal measures 1.32 inches and 1.486 inches across, ensuring a secure seal against exhaust gases and oil leaks. The steel collar, measuring 0.87 inches in length, offers added durability and stability for the rocker arm assembly. This kit is ideal for restoring or maintaining the original performance of your vintage Harley Davidson Knucklehead engine, ensuring proper clearance and alignment for optimal operation. Please refer to the included installation instructions and the provided photo to confirm rocker arm clearance requirements, especially for rear exhaust rocker applications. Crafted in Taiwan, this kit is a reliable choice for professional mechanics and DIY enthusiasts seeking quality aftermarket parts that restore the authentic look and function of classic Harley engines. Compatibility extends to 1936-1940 Harley Davidson EL models, making it a versatile component for vintage motorcycle restoration projects. To complement this kit, consider pairing it with related accessories such as the Knucklehead Rocker Box Seal Kit for 2 Heads, Lightning Cam, Rocker Box Set, and Rocker Box Mount Kit for a comprehensive rebuild. Trust V-Twin for authentic, durable parts that uphold the legacy of vintage Harley Davidson motorcycles.
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