From The Third Turn, an online resource for all news and results stock car racing.

1970 Diamond State 250 NASCAR Grand American.jpg
Held on May 31, 1970 at Dover International Speedway in Dover, DE
250 L, 250 M, 402.25 KM - Scheduled Distance

RESULTS
Fin St # Driver Sponsor Make Laps Led Status Pts
1 8 44 Ken Rush Camaro 250 155 running 100
2 2 48 Sonny Hutchins Camaro 247 64 engine 98
3 9 15 Wayne Andrews Cougar 246 6 running 96
4 19 21 Frank Sessoms Camaro 240 0 running 94
5 20 75 Bobby Brack Camaro 238 0 running 92
6 18 33 Joe Dean Huss Camaro 234 0 running 90
7 24 88 T.C. Hunt Camaro 232 0 running 88
8 12 0 Stan Starr, Jr. Camaro 232 0 running 86
9 23 99 Al Grinnan Camaro 231 0 running PE
10 21 7 Jimmy Vaughn Camaro 228 0 running 82
11 25 26 Richard Childress Camaro 222 0 running 80
12 13 04 C.B. Gwyn Cougar 218 0 running PE
13 15 17 Ernie Shaw Camaro 218 0 running 76
14 6 2 Randy Hutchison Camaro 210 64 engine 74
15 5 16 Max Berrier Javelin 207 0 ignition 72
16 14 8 Phil Wills Camaro 202 0 running 70
17 17 54 Bobby Fleming Camaro 197 0 running 68
18 30 27 Jerry Hufflin Camaro 170 0 engine 66
19 4 87 Buck Baker Firebird 159 0 engine 64
20 27 9 Stan Starr Camaro 149 0 clutch 62
21 11 40 Phil Spiak Camaro 141 0 engine 60
22 22 66 Phil Kendrick Camaro 102 0 wheel bearing 58
23 31 14 Jim Paschal Javelin 94 24 engine 56
24 16 73 Irvin Carpenter Cougar 48 0 handling PE
25 10 42 Charlie Blanton Camaro 42 0 engine 52
26 26 86 David Ray Boggs Firebird 29 0 engine 50
27 1 55 Tiny Lund Camaro 19 1 oil leak 48
28 28 39 Earl Briggs Camaro 6 0 oil leak 46
29 29 24 Bobby Wilson Camaro 3 0 engine 44
30 7 95 Butch Harben Camaro 2 0 engine PE
RACE DATA
Failed to Qualify:
Time of Race: 2h:08:17
Fast Qualifier: Tiny Lund - 21.710 sec.
Heat Winners: [[Special:FormEdit/Driver/{{{HeatWinners}}}|{{{HeatWinners}}}]]
Dash Winners: [[Special:FormEdit/Driver/{{{DashWinners}}}|{{{DashWinners}}}]]
Consi Winners: [[Special:FormEdit/Driver/{{{ConsiWinners}}}|{{{ConsiWinners}}}]]
Non-Qualifiers Race Winners: [[Special:FormEdit/Driver/{{{NonQualWinners}}}|{{{NonQualWinners}}}]]
Margin of Victory:
Average Speed: 116.920 mph
Cautions: 2 for 13 laps - not available
Lead Changes: 5 among 5 drivers - Tiny Lund (1); Jim Paschal (2-3); Sonny Hutchins (4-67); Paschal (68-89); Wayne Andrews (90-95); Ken Rush (96-250).