The 1980 Hang Ten 400 was a motor race for Group C Touring Cars. The event, which was Round 2 of the 1980 Australian Championship of Makes, was staged on 14 September 1980 over 109 laps of the 3.1 km Sandown Park circuit in Victoria, Australia, a total distance of 337.9 km. [1] It was the fifteenth Sandown endurance race.
The race was won by Peter Brock driving a Holden Commodore VC.
The field was divided into the following four engine capacity classes:
| Position [3] | Drivers [3] | No. [3] | Car [3] | Entrant [3] | Class [3] | Class Pos. | Laps [3] |
| 1 | Peter Brock | 05 | Holden Commodore VC [4] | Marlboro Holden Dealer Team | A | 1 | 109 |
| 2 | Garry Rogers | 16 | Holden Commodore VB [5] | Greater Pacific Finance Co. | A | 2 | 108 |
| 3 | Allan Moffat | 25 | Holden Commodore VC [4] | Marlboro Holden Dealer Team | A | 3 | 107 |
| 4 | Murray Carter | 18 | Ford Falcon XD | Magnum Wheels | A | 4 | 107 |
| 5 | Gary Cooke | 11 | Holden Commodore VB [5] | Citizen Watches Aust. Pty Ltd | A | 5 | 106 |
| 6 | Ray Cutchie | 40 | Ford Escort RS2000 [6] | Rex Monahan | C | 1 | 100 |
| 7 | Peter Hopwood | 36 | Ford Capri | Trend Windows Pty Ltd | B | 1 | 99 |
| 8 | Terry Wade | 52 | Triumph Dolomite Sprint | B & G Myers Leyland | C | 2 | 98 |
| 9 | Joseph Beninca | 48 | Alfa Romeo Alfetta GTV | Beninca Motors | C | 3 | 97 |
| 10 | Ray Allford | 26 | Ford Falcon XD | R. Allford | A | 6 | 97 |
| 11 | Steven Brook | 46 | Ford Escort RS2000 [6] | Formula Ford Australia | C | 4 | 95 |
| 12 | Roger Cartwight | 41 | Ford Escort RS2000 [6] | R. Cartwright | C | 5 | 95 |
| 13 | Peter Granger | 53 | BMW 2002 | Bob Glazier | C | 6 | 95 |
| 14 | Alan Browne [7] | 15 | Holden Commodore VB [5] | Re-Car Racing | A | 7 | 92 |
| 15 | Bob Holden | 65 | Ford Escort 1600 [6] | Formula Ford Australia | D | 1 | 92 |
| 16 | John Bristow | 45 | Toyota Celica | Cord Car Co. | C | 7 | 91 |
| 17 | Ian Burrell | 57 | Mitsubishi Lancer [8] | Scottune | D | 2 | 91 |
| 18 | Jim Faneco | 60 | Holden Gemini | Country Dealer Team | D | 3 | 90 |
| 19 | Steve Masterton, Colin Bond [9] | 31 | Ford Capri | Masterton Homes P/L | B | 2 | 89 |
| 20 | Kevin Kennedy | 19 | Holden Torana | Scotty Taylor Holden | A | 8 | 89 |
| 21 | Ken Price | 55 | Holden Gemini | C.A.R.S. Gemini Racing Team | D | 4 | 87 |
| 22 | Peter McLeod | 30 | Mazda RX-7 | McLeod Mazda - Albion Park Rail | B | 3 | 86 |
| 23 | Graeme Bailey | 51 | Toyota Celica | Chickadee Chicken | C | 8 | 84 |
| DNF | Charlie O'Brien | 10 | Holden Commodore VC [4] | Roadways / Gown-Hindhaugh | A | 86 | |
| DNF | Peter Williamson | 44 | Toyota Celica | Peter Williamson Pty Ltd | C | 64 | |
| DNF | Lawrie Nelson | 29 | Ford Capri IIIS | Capri Components | B | 61 | |
| DNF | John Faulkner | 43 | Ford Escort RS2000 [9] | Allbrells Autocar Centre | C | 45 | |
| DNF | Ron Dickson | 2 | Chevrolet Camaro Z28 [10] | Ron Dickson Racing | A | 33 | |
| DNF | Bob Morris | 7 | Ford Falcon XD | Channel 7 Breville Racing | A | 32 | |
| DNF | Allan Grice | 6 | Holden Commodore VB [5] | Craven Mild 7 Racing | A | 30 | |
| DNF | Ken Harrison | 61 | Ford Escort 1600 [9] | K. Harrison | D | 30 | |
| DNF | Chris Heyer | 63 | Volkswagen Golf | Lennox Motors | D | 27 | |
| DNF | John Bundy | 33 | Mazda RX-3 | J. Bundy | B | 25 | |
| DNF | Jim Keogh | 22 | Ford Falcon XD | J. Keogh | A | 25 | |
| DNF | Gerald Kay | 49 | Triumph Dolomite Sprint | Jag Parts | C | 24 | |
| DNF | Gary Rowe | 59 | Holden Gemini | Country Dealer Team | D | 16 | |
| DNF | Allan Bryant | 28 | Mazda RX-7 | Precinct Performance | B | 15 | |
| DNF | John Gates | 23 | Holden Torana SL/R 5000 [6] | "ITP" The Income Tax Professionals | A | 12 | |
| DNF | Peter Janson | 3 | Holden Commodore VC [10] | Cadbury Schweppes Pty Ltd | A | 9 | |
| DNF | Robert Muir, Kingsley Hibbard [6] | 24 | Ford Falcon XD | Robert Muir Motors | A | 8 | |
| DNF | Larry Kogge | 27 | Mazda RX-3 | L. Kogge | B | 6 | |
| DNF | Graham Mein | 50 | Ford Escort RS2000 [9] | G. Mein | C | 5 | |
| DNF | Lou Stoopman | 71 | BMW 2002 | L. Stoopman | C | 5 | |
| DNF | Colin Spencer | 56 | Holden Gemini | C.A.R.S. Gemini Racing Team | D | 1 |