Caterpillar 3406, 3406A, 3406B Exhaust Stud Kit

Exhaust Manifold Stud Kit
Kit Contains: 1 qty - 7L0520 - 2" (Short) length Exhaust Manifold Stud 11 qty - 4S6137 - 3.1" (Long) length Exhaust Manifold Stud 12 qty - 2N2766 - Locknut 
Please Note: This kit does not include spacers. If you require spacers, there are two different sizes available: Depending on your manifold, you will require one of the two following configurations: 1. 12 qty - Short spacer # 2S3770 (1.32" length) or 2. 11 qty - Long Spacer # 1083612 (2.162" length) and also 1 qty Short spacer # 2S3770 (1.32" mm length)