David Sales top-scored in Northants' opening pre-season friendly fixture at Wantage Road on Monday.
The 34-year-old batsman hit 59 from 87 balls as Taylor's XI beat Marshall's XI by four wickets with nine balls to spare in a 40-over inter-club match.
Youngster Zak Khawaja also impressed in the run-chase with an unbeaten 43 while Jack Brooks and Con De Lange picked up two wickets apiece.
David Murphy (44) and Alex Wakely (40) scored useful runs for Marshall's team.
Northants' next warm-up match is against Cambridge MCCU at Fenner's on Wednesday.