Yella Terra Platinum Twin Shaft Rocker Arm Kit - SB Chevy 265-400 - 1.55 Ratio - Fits OEM , Bowtie, AFR, Dart, World, Brownfield Cylinder Heads H771001XS Thermo-Tec 1-1/8" - 1-1/2" x

Thermo-Tec 1-1/8" - 1-1/2" x 12 Ft

475" Long x 1

Log directly to SD card (included) 2GB SD = 580 hours of recording

North American Sportsman

Aluminum spacers ease bump steer adjustments

Yella Terra Platinum Twin Shaft Rocker Arm Kit - SB Chevy 265-400 - 1.55 Ratio - Fits OEM , Bowtie, AFR, Dart, World, Brownfield Cylinder Heads H771001XS Thermo-Tec 1-1/8" - 1-1/2" xIntake and exhaust rockers are joined in pairs on a shaft that is 22% larger and engineered for extreme RPM. Maximum width bearings deliver greater rigidity, resistance to breakage and superior load carrying ability, eliminating the need for screw in studs, guide plates and stud girdles. Rocker arms bolt to existing 7 16" stud mountings with supplied bolts. Easy to service in the field. Sold in sets of 16. Yella Terra has been designing, developing