Lycoming Bearing: Connecting Rod 18M26105 PA 1779TB PA‑2170TH Noise Reduction Passive NRR PA‑2170TH Noise Reduction Passive NRR of 26 dB Plug Type Dual GA plugs (PJ‑055 and PJ‑068) Audio Stereo Mono switchable with dual volume controls Ear Seals Silicone gel ear seals Headpad Deluxe sheepskin padded headband Weight Approx Loctite 404 Quick Set Instant Adhesive 4oz 46548 normally aspirated or turbocharged with a reputation for reaching or exceeding TBO Lycoming piston engines are the engine of choice for both the home builder and the major airframe manufacturer Lycoming piston engines currently power more than half the world's general aviation fleet