S/T Roller Rocker (Set) 1.65 Ratio (5/16" Mount, Shaft Bolt-On Adjustable)
Suit Holden 253-308
Street Terra Features:
Economically priced rocker set for popular applications with strong vacuum die cast arm designed for high performance street and budget race applications with stock or mild camshafts and mildly stronger valve springs.
Ultra reliable standard replacement for pressed metal rockers on stock engines.
Best quality hardware including oversize ground trunnions and needle roller bearings for durability and low friction.
No comparable product has these critical features.
Available in Unique "EASY FIT" and traditional stud type designs.

Cast Roller Rocket Set 1.5 Ratio 3/8" Suit S/B Chev

S/T Roller Rocker Set 1.72 Ratio (5/16" Bolt on Adjustable)
Suit Ford 302-351C, 429-460
Street Terra Features:
Economically priced rocker set for popular applications with strong vacuum die cast arm designed for high performance street and budget race applications with stock or mild camshafts and mildly stronger valve springs.
Ultra reliable standard replacement for pressed metal rockers on stock engines.
Best quality hardware including oversize ground trunnions and needle roller bearings for durability and low friction.
No comparable product has these critical features.
Available in Unique "EASY FIT" and traditional stud type designs.

1.73 RATIO - 7/16" STUD Ford V8 Cleveland & 429-460 Pro Street Roller Rockers Pro Street Designed for high revving street/strip applications. No other comparable product can compete with 600lbs* maximum open spring pressure whilst retaining factory size bolt-down hardware. Manufactured and assembled in Australia using the highest quality materials and componentry consistent with those found in our Platinum race series. 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. Ideal for harsh street and strip applications, these rockers have got what it takes to last!

1.7 RATIO - 5/16" HYD PEDESTAL MOUNT Ford Cleveland/ Big Block 302-460 V8 Street Terra Roller Rockers Street Terra The best value rocker arm on the market today. Engineered to meet or exceed the needs of performance street and sportsman race applications. Our vacuum die cast arm is designed and engineered for optimum strength without the costs associated with billet CNC machining. The Street Terra series utilises the extreme duty hardware from our premium Platinum race series - ensuring a lifetime of trouble free performance. Our easyfit (EF) kits are a cost effective alternative for factory stamped steel rocker arms, which can be installed within less than an hour without cylinder head removal and in most cases without machining. 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. Popular amongst standard rebuilds where OEM equipment is worn and or scarce, as well as mild street applications.