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

Designed For The Most Severe Race Applications Platinum Rockers Feature "wide Body" Arms For Even Greater Strength And Resistance To Deflection. All Platinum Rockers Feature Heavy Duty 7/16" Mountings For Unsurpassed Rocker Stability.

platinum Rockers Are Available In Twin Shaft Versions For Parallel Valve Applications And Unique Sindle Shaft Designs For Cant Valve Small Block And Big Block Engines. The Range Covers Most Popular Factory And Aftermarket Perfromance Heads In A Choice Of Ratios.