Race Horse Names From The Clues

[judith-63]

Been trying every day but still have so many to find. Finding it very hard. Any more clues or help would be appreciated.
29 me, clever person, ---, highway has one.
45 don't be blunt, act of keeping watch
57 sharp gravel plus hind part of pig
67 quads, occupied territory + s
89 blokes in R.A.F., pal or mate
Will keep trying but will soon have to do some housework.

[emeritus]

89 Airmens Friend

http://www.racingpost.com/horses/horse_home.sd?horse_id=770657#topHorseTabs=horse_race_record&bottomHorseTabs=horse_form

[fiction-factory]

57- best I can find is Chippenham
(sounds a bit like chipping + ham)
https://www.racing.com/horses/chippenham

[emeritus]

67 Four Natives ?

http://www.racingpost.com/horses/horse_home.sd?horse_id=651338#topHorseTabs=horse_race_record&bottomHorseTabs=horse_form

[emeritus]

45 Sharp Lookout

http://www.racingpost.com/horses/horse_home.sd?horse_id=846478#topHorseTabs=horse_race_record&bottomHorseTabs=horse_form

[judith-63]

Emeritus and Fiction-factory thank you very much for your answers. I could not find anything.

[tobyboy1]

57 stoneham

[judith-63]

Toyboy1 thank you for your answer that seems to fit well. Don't know how you all manage to find them so fast.

[tobyboy1]

skysports.com/racing/form-profiles/horse

[dinkyjudy]

67. four nations