Haywards Heath face their toughest test of the London One campaign with skipper Henry Goodburn declaring: "We will relish this challenge."

Heath go to leaders Havant looking to build on a home win over Cheshunt in their latest league outing.

It promises to be a testing afternoon against the Hampshire side, whose three-year plan demands they return to the national league in time for next season.

Goodburn said: "We have seen that in this league it comes down to how teams perform on the day.

"Havant have had some close results and we are feeling a lot more upbeat now we have ended our losing run."

Hooker Gordon Denslow returns after almost two months out with a neck injury but versatile backs Owen Ashton and Andy Cook are unavailable.

There is a survival four-pointer in London Three South East as Crawley host Lewes.

The visitors bring in Neil Rumble, who was with the colts last season, in the centre.

Leaders Worthing give a debut to centre Charlie McCarrick at home to Sidcup. Dave Davies and Del Howard are back from injury.

Ray Hennessy is ready to step in for East Grinstead as they continue their push for the title at home to Dartfordians. The former London Irish star has named himself on the bench, with Russell Turner remaining at No.10, but will bring himself on in the back line if needed.

Mark Prevett looks to have secured his place at lock after being promoted from the second team.

Victory for Brighton at Tonbridge Juddian will set them up nicely for next week's derby with Worthing but they are still missing injured lock Danie Venter.

Eastbourne go to leaders Betteshanger in Four South East while Hove, after some near misses, can score an overdue win at home to rock bottom Askeans.

Heathfield's field an experienced pack for the top Sussex One clash with Hastings and Bexhill.

Burgess Hill stage a memorial veterans match on Sunday (12.30pm) for Peter Corcoran, the club stalwart who died recently.

Haywards Heath: Charnely, H. Goodburn, G. Goodburn,Rolandi, Pymm, Graham, Meredith; Sheppard, Denslow, Sherwood, Atkin, Ure, Wattam, Rankin, Lyall.

Lewes: Jones, Eede, Taylor, Rumble, T. Hemsley, Tyrrell, Patto; Lacey, D. Hemsley, Hawkes, Baker, Wood, Armour, Siggs, Barton.

Brighton: O'Connell, Jones, Pinnock, Lewis, Pegler, Edwards-Lunn, Hutchens; McDonagh, Ellis, Jenkins, Gibb, Ede, Jeffries, Peters, Haines.

East Grinstead: Goodwin, Lester, Marcus Ayres, O'Reilly, Ingham, Turner, Lewis; Smith Magee, Power, Knight, Prevett, Cooke, Trantham, Kennedy.

Worthing: Coombe, Todd, McCarrick, S. Imrie, Cruz, A. Wood, M. Imrie; Bruce, Howard, Bennett, C. McGowan, Dove, Newhouse, Cox, Davies.

Heathfield: Beale, Hole, Lawrence, Wates, Hoskin, Woods, Drinkwater; Dimmack, Cooley, Lewis, Evans, Green, Streeter, Jenkins, Tonkin.

Horsham: Frater, R. Mason, D. Wright, Billings, Thurston, T. Wright, A. Stone; Wills, Senneck, Clay, A. Harman, Bond, Clegg, Dowling, Hannell.