Lap by Lap: Pepsi 400

DAYTONA BEACH, Fla. -- Lap by lap account of the Pepsi 400:

Lap 160: Biffle holds the lead over Bobby Labonte, who runs out of gas on the final lap. Jeff Burton comes through to finish second, and Ricky Rudd is third. Biffle wins by .109 seconds for his first career win.

Lap 155: Biffle leads Kenseth by .225

Lap 150: Biffle leads Kenseth by .164

Lap 145: 27 of the 43 cars remain on the lead lap

Lap 142: Greg Biffle becomes 11th different leader

Lap 141: Harvick, Johnson make green-flag pit

Lap 140: Earnhardt Jr., Waltrip make green-flag pit

Lap 132: 32 of the 43 cars remain on the lead lap

Lap 126: Earnhardt Jr. takes lead from B. Labonte

Lap 125: B. Labonte leads Earnhardt Jr. by .123

Lap 123: B. Labonte leads Terry Labonte by .144

Lap 117: Bobby Labonte becomes 10th different leader

Lap 102: Green flag stops begin

Lap 99: Earnhardt Jr. leads Waltrip by .137

Lap 91: Earnhardt Jr. leads Johnson by .150

Lap 86: Ken Schrader makes unscheduled pit stop

Lap 84: 34 of the 43 cars remain on the lead lap

Lap 81: Earnhardt Jr. leads Waltrip by .153

Lap 80: Green flag

Lap 76: Earnhardt Jr. leads under caution

Lap 75: Seven-car accident entering backstretch, caution out

Lap 74: Earnhardt Jr. leads Waltrip by .185

Lap 72: Dale Earnhardt Jr. takes lead from Johnson

Lap 70: Johnson takes lead from Sadler

Lap 67: Elliott Sadler leads after round of stops

Lap 64: Leaders dive to pit road for yellow-flag stops

Lap 64: First caution flies for Dave Blaney's spin

Lap 59: 42 of the 43 cars remain on the lead lap

Lap 57: Waltrip leads Jimmie Johnson by .142 seconds

Lap 55: Michael Waltrip takes the lead

Lap 51: Harvick has led 50 of the first 51 laps

Lap 48: Harvick leads Michael Waltrip by .135 seconds

Lap 40: Pit cycle complete; Harvick leads Dale Earnhardt Jr. by 1.290 seconds

Lap 38: Harvick pits, lead to Ward Burton

Lap 32: Larry Foyt first to make a green-flag pit stop

Lap 27: Harvick leads Johnson by .151 seconds

Lap 23: Harvick has led all 23 laps

Lap 19: Harvick leads Jimmie Johnson by .145 seconds

Lap 17: 42 of the 43 starters within five seconds of leader

Lap 13: Harvick leads Jeff Gordon by .197 seconds

Lap 10: All 43 starters within 10 seconds of leader

Lap 6: Harvick leads Jeff Gordon by .143 seconds

Lap 5: Steve Park back to 10th after starting on Bud Pole

Lap 1: Kevin Harvick leads lap 1