Roller Rocker Set 1.65 Ratio (7/16" Twin Shaft)
Suit Ford 289-351W with Dart Heads

Designed For The Most Severe R ace Applications Platinum Rock ers Feature "wide Body" Arms F or Even Greater Strength And R esistance To Deflection. All P latinum Rockers Feature Heavy Duty 7/16" Mountings For Unsur passed Rocker Stability.
< br>platinum Rockers Are Availa ble In Twin Shaft Versions For Parallel Valve Applications A nd Unique Sindle Shaft Designs For Cant Valve Small Block An d Big Block Engines. The Range Covers Most Popular Factory A nd Aftermarket Perfromance Hea ds In A Choice Of Ratios.