The 570G is designed for 88 to 95 inch engines with compression ratios between 9:1 and 10:1.
Includes 570G gear drive camshaft set and inner gears, outer cam drive gear kit, and camshaft installation kit for 1999-2006 Harley-Davidson® big twin models (except 2006 Dyna®).
For 1999-2004, these cam are not bolt in and need special springs. These cams are bolt in for 2005-2006 and can use stock springs.
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