#YELLA TERRA ROCKERS YT 6628 PRO#

Shaft mount rockers do not require guide plates.Д¬ompatible with SBC Aftermarket Head with factory valvetrain geometry - ALLPRO: 215 23В°, BOWTIE: Iron & Alloy 23В°, BRODIX: Track 1, DART: II, Iron Eagle 23В°, EDELBROCK: Victor Jnr., PRO TOPLINE (RHS), WORLD: Sportsman II, Conquest, S/R Torquer 305. Re: Yella terra rockerarms Post by nos598 В» Mon 11:52 pm i have been using the platinum offset rockers on an older set of afr heads for eleven yrs now same set and have done everything to destroy them and they have taken it lol.The are a good Australian company with a robust part that you can get parts for if needed.

Extruded from aircraft grade aluminium, perfect for dissipating excess top-end heat.Designed for use with both hydraulic and mechanical (solid) lifters.The Platinum range covers most popular factory and aftermarket performance heads in a choice of ratios and offsets.Д¬ompatible with SBC Factory Head - 265, 267, 283, 302, 305, 307, 327, 350, 400. Headquartered in Australia, the company is committed to constant product improvement through motorsport involvement. Platinum rockers are available in twin shaft versions for parallel valve applications and unique single shaft designs for canted valve cylinder heads. For more than 50 years, Yella TerraВ® has been developing high-performance products, including cylinder heads, roller rockers, flywheels, flexplates, intercoolers, accessories, and more. Capable of handling open spring pressures in excess of 900lbs*, all platinum rockers feature heavy-duty 7/16вЂќ mountings for unsurpassed rocker stability. Yella Terra Platinum Roller Rockers is Engineered for the most severe race applications on the planet, Platinum rockers feature вЂњwide bodyвЂќ arms for even greater strength and resistance to deflection. The old faithful Yella Terra racing roller rocker has been around for years, tried and proven in all sorts of applications, the strongest aluminium rocker arms in the world with deflection and bend tests proving their aircraft grade extruded aluminium arms superior to other rival brands of aluminium and stainless steel arms. Clutch Cover & Pressure Plate Bolt Kits High Performance Roller Rockers Yella Terra.Automatic/Manual Transmission Pan Bolt Kits.The difference would be minimal on a stock V6.ДЄll this being said though, I would go with a different cam before upgrading rockers. The skinny part of the pedestal goes towards the rocker arms. Push the stock bolts through the top of the rockers down through the bottom, place the rocker pedestal over the threaded part of the bolt and butt it up to the bottom of the rocker. But I wouldn't be going down that road, I'd prefer a lumpier cam. Now, grab a yella terra rocker pair, 2 yella terra pedestals, and 2 shims from the box. If you are asking an opinion on which is better, I'm not going to say yay or nay to either, though if I was to buy higher ratio rockers it would be true Roller Rockers. To suit Holden 6 cyclinder 173-202,3300 blue, black, efi with posi. Gold ultra h/d race performance extruded aluminium. Alloy cyclinder head to suit available in chamber cc of 33 and 56. Talking to alot of modifiers and engine builders, most recommend YT products due to their obvious advantages listed above (being a stronger, lighter grade alloy, different design, true 'Roller' design which creates valve stability etc). To suit Holden 6 Blue 12 port cyclinder head Ratio 1.5 / 6 or 7. MACE, FIT etc, all use the stock 'Rocker' from the factory which are re manufactured with the heads/tips skimmed etc (and all the rest) to create the higher lift.ДЇor a technical report on the differences between standard 'Rockers' and ' Roller Rockers' - see this article here Roller Rockers vs Rockers At higher RPM's these Roller Tipped Rockers aka 'Roller Rockers' apparently create less side load on the valves. Yella Terra are completely different designs, they are a Roller Rocker manufactured from lighter and stronger aircraft grade alloy, with a roller bearing TIP on them. Holden Grey Motor Platinum Roller Rockers & Lightened Flywheels Back in Stock Wake up the that old Holden 6 with the performance goodies it deserves Click to View Products.

Yella terra rockers yt 6628