Findon were put in and 51 from Alex Stephens and 49 from skipper Glen Bridson helped them to a total of 254, with Aaron Tugnutt taking 3-44.
Tugnutt then scored 61 in the reply as Chippingdale got home by two wickets in a real thriller. Graham Manser took 3-37 for Findon.
Findon remain top and Chippingdale are ninth after this, their third win of the season.
See a picture gallery from the match by Stephen Goodger on this page and those linked – get the local cricket action in the Worthing Herald every Thursday.
5. Chippingdale CC v Findon CC pictures by Stephen Goodger (46).jpeg
Chippingdale CC v Findon CC, Sussex League Division 3 West Photo: Stephen Goodger
6. Chippingdale CC v Findon CC pictures by Stephen Goodger (49).jpeg
Chippingdale CC v Findon CC, Sussex League Division 3 West Photo: Stephen Goodger
7. Chippingdale CC v Findon CC pictures by Stephen Goodger (45).jpeg
Chippingdale CC v Findon CC, Sussex League Division 3 West Photo: Stephen Goodger
8. Chippingdale CC v Findon CC pictures by Stephen Goodger (43).jpeg
Chippingdale CC v Findon CC, Sussex League Division 3 West Photo: Stephen Goodger