Designed for strength, built to race. No other rocker system compares with Yella Terra Platinum race series. Manufactured and assembled in Australia using the highest quality materials and componentry sourced locally and from the USA. Our wide range of true ratios allows you to achieve high lift without relying solely on your camshaft… a trend many engine builders and racers alike are adopting to relieve the inertia on lifters and pushrods generated by aggressive and often violent ramp rates required to make big lift. Proven bolt-on shaft design featuring heavy duty 7/16” and 10mm hardware for stability and durability well beyond the chequered flag. Specifications: BRAND: PLATINUM APPLICATION: RACE/STRIP MAX OPEN SPRING PRESSURE: 900lbs MAKE: CHEVROLET ENGINE: SBC 265, 267, 283, 302, 305, 307, 327, 350, 400 MOUNTING STYLE: SHAFT MOUNT ROCKER ARM RATIO: 1.60x1.60 STUD SIZE: 7/16 ADJUSTABLE/HYDRAULIC: ADJUSTABLE ROCKER ARM STYLE: FULL ROLLER ROCKER MATERIAL: ALUMINIUM ROCKER ARM BODY STYLE: STANDARD ROCKER ARM NUT STYLE: CAPSCREW MAX SPRING DIAMETER: 1.550 INLET OFFSET: .235 OFFSET INLET QTY: SET OF 16
Designed for strength, built to race. No other rocker system compares with Yella Terra Platinum race series. Manufactured and assembled in Australia using the highest quality materials and componentry sourced locally and from the USA. Our wide range of true ratios allows you to achieve high lift without relying solely on your camshaft… a trend many engine builders and racers alike are adopting to relieve the inertia on lifters and pushrods generated by aggressive and often violent ramp rates required to make big lift. Proven bolt-on shaft design featuring heavy duty 7/16” and 10mm hardware for stability and durability well beyond the chequered flag. Specifications: BRAND: PLATINUM APPLICATION: RACE/STRIP MAX OPEN SPRING PRESSURE: 900lbs MAKE: CHEVROLET ENGINE: SBC 265, 267, 283, 302, 305, 307, 327, 350, 400 MOUNTING STYLE: SHAFT MOUNT ROCKER ARM RATIO: 1.60x1.60 STUD SIZE: 7/16 ADJUSTABLE/HYDRAULIC: ADJUSTABLE ROCKER ARM STYLE: FULL ROLLER ROCKER MATERIAL: ALUMINIUM ROCKER ARM BODY STYLE: STANDARD ROCKER ARM NUT STYLE: CAPSCREW MAX SPRING DIAMETER: 1.550 INLET OFFSET: .235 OFFSET INLET QTY: SET OF 16