Last Lap: Man or machine?

ROCKINGHAM, N.C. -- Elliott Sadler piloted the No. 38 Ford to a ninth-place finish in Sunday's Subway 400 at North Carolina Speedway.

Our question to you this week: What is primarily responsible for Sadler's strong early-season runs?

LAST LAP  •  Man or machine? Click here to add your response -- and check back Tuesday for Marty's Mailbag!

Is it the addition of Sadler as driver? Is it the changes to the crew made during the off-season? How much of his success can be attributed to the car?

We want to hear your views. Go to the Message Board and add your comments, then come back Tuesday afternoon to read Marty Smith's Mailbag column. And don't forget to check out Elliott Sadler's Insider's View column on Wednesday!