Barnstaple hit Camborne with six of the best in the second half on their way to a 53-27 win and fourth place in the South West Premier table.
Barnstaple ran in six tries as Camborne wilted after a bright start.
Two Jake Murphy penalties gave Barum an early lead, but while they were a man down in the sin bin Camborne got a try back through Alex Ducker on the wing.
A second try followed for Camborne’s Ducker before Barum were restored to 15 men.
Man of the match Ryan Carter slipped over for Barnstaple on the half hour and Murphy converted for a 13-10 lead.
Back and forth it went with Ducker crossing again – David Mankee converting – then Mankee potting a penalty for a 20-13 lead.
Barnstaple got on level terms again with a penalty try, but tit for tat it went with Camborne hitting the front at 27-20.
Murphy converted a Koran McManus try to level it, then added the extras after Nat Bayet crossed for a 34-27 lead.
Bayet crossed again and Murphy converted again eight minutes later as Barum went 41-27 up.
There was no let-up in the final 10 minutes as Noah Nash then Ryan Lee added tries, one of them converted.
Barnstaple are off to Mangotsfield in Bristol this Saturday afternoon to play Cleve.