Ford SB 289 302 351 Windsor Flat Guide Plates (5/16" Pushrod - 7/16" S/H - 1 Pc) 2 SFI Approved and will

2 SFI Approved and will withstand the extreme power and rpm of your performance application

Speedmaster flexplates will withstand the extreme power and rpm of today's engines

These retainers are available in a variety of lock angles and sizes to suit your needs

O-ring seal and bolts are included

They are installed between the water pump pulley and the drive flange

Ford SB 289 302 351 Windsor Flat Guide Plates (5/16" Pushrod - 7/16" S/H - 1 Pc) 2 SFI Approved and willYou need guideplates to keep your pushrods from deflecting under high rpm conditions. That's just what our Speedmaster guideplate sets do, they are made from 5140 Chromoly steel, nitrided and black oxide coated for corrosion and wear resistance.