Sunbeam Alpine - Performance Roller Rocker Set

Fits the following:  all engines 1600cc to 1725cc with Alloy Heads   Hillman Hunter - All models with Alloy Heads Hillman Super Minx - Series 1,2,3,4 Humbler Sceptre - Mk1, Mk2, Mk3Singer Vogue - Series 1,2,3,4, and New VogueSinger Gazelle - Series 3c,4,5,6,7, and New GazelleSunbeam Alpine - Series 1,2,3,4,5Sunbeam Rapier - Series 2,3,4,5 with Alloy Heads Set of 8 Rockers that slide right on to your existing stock rocker shaft Our Roller Rockers reduce friction and wear = increased horsepower. Less side-loading on the valve. Greater Valve Life. Slightly more aggressive that the stock ratio (1.6:1 vs 1.4:1), but still very streetable. Reduces valve chatter. Ratios are more accurate from rocker to rocker (vs stock rocker arms), making the lift more even across all of the cylinders. Can be used on your stock shaft (inspect to make sure its in good condition). Valve clearance remains set to standard. Special Features: Bronze bearing (pinned to prevent spinning) Hardened