Below are some potential notable starts being made by drivers this weekend. Notable meaning they will be tied with a driver in number of starts made in that specific series, or the number of starts being made is a significant number that they are reaching in their specific race this weekend at New Hampshire Motor Speedway. Rankings reflect the all-time starts list for that series.
(The image above each series is the driver I find having the most notable start this weekend)
*This will be updated after qualifying for each race if a driver does not make the race.

Dawson Sutton will make his 50th career Truck start this weekend at New Hampshire, which ranks 153rd all-time. Image credit: @Rackley_WAR X Page
Truck Series Starts
Stewart Friesen: 218th start ties Brendan Gaughan, ranks 16th
Chandler Smith: 105th start ties Ken Schrader, ranks 54th
Dawson Sutton: 50th start! Ranks 153rd
Gio Ruggiero: 43rd start ties Matt DiBenedetto, ranks 173rd
*Frankie Muniz: 42nd start ties B.J. McLeod, Cole Custer & Erik Jones, ranks 179th
Corey LaJoie: 30th start ties Chase Briscoe, ranks 231st
Cole Butcher: 20th start! Ranks 306th
*D.L. Wilson: 1st start!
*D.L. Wilson did not qualify for the race and thus did not make his 1st start. Meanwhile Frankie Muniz stepped out of his ride for the race and thus did not make his 42nd career start.

At New Hampshire this weekend Kyle Larson makes his 427th career Cup Series start which ties him with NASCAR Legend, Lee Petty, for 67th most all-time. Image credit: @TeamHendrick X Page
Cup Series Starts
Brad Keselowski: 618th start ties Tony Stewart, ranks 33rd
Ricky Stenhouse Jr.: 497th start ties Casey Mears, ranks 50th
Kyle Larson: 427th start ties Lee Petty, ranks 67th
Erik Jones: 350th start! Ranks 87th
William Byron: 313th start ties Ernie Irvan & Junior Johnson, ranks 100th
Ryan Preece: 248th start ties Matt DiBenedetto, ranks 123rd
Christopher Bell: 241st start ties Todd Bodine, ranks 128th
Josh Berry: 109th start ties Harrison Burton, ranks 221st
Shane Van Gisbergen: 75th start! Ranks 271st