{"title":"Lycoming","description":null,"products":[{"product_id":"lycoming-starter-ring-gear-12-14-pitch-o-540-b-e-and-g-series-72566","title":"Lycoming Starter Ring Gear, 12\/14 Pitch, O-540-B, -E and -G Series, 72566","description":"\u003cp\u003eLycoming 72566 is a 12\/14 pitch starter ring gear. Lycoming lists it for the O-540-B, -E and -G series engines (standard cylinder flange models, parts catalogue PC-115-2) and for the O-540-F1B5 (O-540-F1B5 Illustrated Parts Catalog, June 2025). It is the ring gear only; the starter ring gear support assembly is a separate part.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eMatch the gear tooth pitch to the support assembly part number: Lycoming Service Instruction 1141A, Table 1, lists which supports use 12\/14 pitch and which use 10\/12\u003c\/li\u003e\n\u003cli\u003eService Instruction 1141A gives the field replacement procedure: heat the new gear to approximately 450°F (232°C) and fit it with the tooth chamfer upward\u003c\/li\u003e\n\u003cli\u003eMade in the United States\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Lycoming","offers":[{"title":"Default Title","offer_id":45912430248045,"sku":"72566","price":584.56,"currency_code":"AUD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0640\/2041\/4573\/files\/72566.webp?v=1791115878"},{"product_id":"lycoming-lw-13792-p50-crankshaft-oil-seal-0-050-in-oversize-lw13792p50","title":"Lycoming LW-13792-P50 Crankshaft Oil Seal, 0.050 in. Oversize, LW13792P50","description":"\u003cp\u003eLycoming LW-13792-P50 is the 0.050 inch oversize version of the LW-13792 solid-ring crankshaft oil seal for Lycoming direct drive engines with small bore crankcases. It is fitted when the crankcase nose seal bore has been repaired oversize. Apart from its outside diameter it is identical to the standard LW-13792 seal.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eRequires the crankcase nose seal bore to be increased to 3.357\/3.362 in.\u003c\/li\u003e\n\u003cli\u003eOversize part number (P suffix) is identified on the face of the seal\u003c\/li\u003e\n\u003cli\u003eInstall per Lycoming Service Instruction No. 1324D with the ST-383 oil seal installation tool\u003c\/li\u003e\n\u003cli\u003eRecommended sealant: Permatex Optimum Max Flex Black (P\/N 27037)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Lycoming","offers":[{"title":"Default Title","offer_id":45914499252333,"sku":"LW13792P50","price":456.12,"currency_code":"AUD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0640\/2041\/4573\/files\/LW13792P50.webp?v=1791199009"},{"product_id":"lycoming-exhaust-valve-rotator-type-17b23935","title":"Lycoming Exhaust Valve, Rotator Type, 17B23935","description":"\u003cp\u003eLycoming exhaust valve, rotator type, part number 17B23935. Lycoming's Illustrated Parts Catalogs list it as the exhaust valve for the Lycoming IO-360-C1G6, IO-390-A Series, IO-390-C Series, AEIO-390-A Series, HIO-390-A1A, IO-540-K1A5, IO-540-K1A5D, IO-540-K1K5, IO-540-AE1A5, TIO-540-AE2A and TIO-540-AH1A engines.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSold individually; the catalogues list one exhaust valve per cylinder (4 per engine on the 360 and 390 series, 6 per engine on the 540 series)\u003c\/li\u003e\n\u003cli\u003eListed with rotator type exhaust valve stem cap 17C19386, exhaust valve keys 17C21191 and upper exhaust valve spring seat LW-16475 (not included)\u003c\/li\u003e\n\u003cli\u003eMade in the United States\u003c\/li\u003e\n\u003cli\u003eEligible for FAA Form 8130-3 release\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Lycoming","offers":[{"title":"Default Title","offer_id":50505740845165,"sku":"17B23935","price":732.36,"currency_code":"AUD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0640\/2041\/4573\/files\/17B23935.webp?v=1791118618"}],"url":"https:\/\/www.pilotgear.com.au\/en-cz\/collections\/brand-lycoming.oembed","provider":"Pilot Gear","version":"1.0","type":"link"}