Each team usually has 80 overs to bat, but when both teams were bowled out cheaply, the game was extended to two innings.
No batsman scored more than 23 for either side.
Ellenbrook Rangers batted first to compile 80 as the batsmen struggled against Lesmurdie-Mazenod bowler Chris Mason, who tore through the Rangers line-up with 6/35.
The Lesmurdie-Mazenod batsmen looked comfortable at the end of the first day on 3/43, but collapsed on day two, losing the last seven wickets for just 14 runs to fall six runs short of their target.
Ellenbrook were then quickly bowled out for 67, Alistair Eaton dominating with 6/26. Chris Mason also excited the crowd with a hat-trick and figures of 3/23.
Lesmurdie ran out of time to score the runs in their second innings but still managed 5/34.
Man of the match was Chris Mason, from Lesmurdie-Mazenod, with nine wickets, including the hat-trick.