Yella Terra Platinum Roller Rockers Windsor 1.7 ADJ Ratio YT6612

Yella Terra Platinum Roller Rockers is Engineered for the most severe race applications on the planet, Platinum rockers feature “wide body” arms for even greater strength and resistance to deflection. Capable of handling open spring pressures in excess of 900lbs*, 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 single shaft designs for canted valve cylinder heads. The Platinum range covers most popular factory and aftermarket performance heads in a choice of ratios and offsets.

Compatible with Aftermarket Heads with a facory valvetrain geometry -AIR FLOW RESEARCH: Alloy Renegades 302-351, EDELBROCK: Performer 6027 - 6031, EDELBROCK: Performer RPM 6021 - 6026, EDELBROCK: Victor Jnr. 7716-7719.

EASY FIT Rockers bolt on. Fits standard mountings. No machining required.

Shaft mount rockers do not require guide plates.

Hydraulic kits are designed specifically for use with hydraulic lifters. Adjustable kits are designed for use with both hydraulic and mechanical (solid) lifters.

Extruded from aircraft grade aluminium, perfect for dissipating excess top-end heat.