Some parts are not legal for sale or use in California or other states with similar laws/regulations—see pg. 2 for details. Camshaft Specifications Part Number Characteristics Duration @ .050" Valve Lift w/1.6 Rocker Lobe Sep. TFS-51403001 Good idle, strong midrange power, 2,000-5,000 RPM powerband. Aftermarket intake, heads, and headers recommended. Calibrated mass airflow meter required. Compression: 9:1 minimum. 221°/225° .499"/.510" 112° TFS-51403002 Fair idle, good midrange power, 2,500-6,000 RPM powerband. 2,500-3,000 RPM stall converter or 5-speed transmission. 3.55 or numerically higher gears. Calibrated mass airflow meter required. Compression: 9.5:1 minimum. 224°/232° .542"/.563" 112° TFS-51403003 Rough idle, strong top-end power, 3,200-6,800 RPM powerband. 3,000-3,500 RPM stall converter. 3.90-4.11 gears. Calibrated mass airflow meter required. Compression: 10:1 minimum. 236°/248° .574"/.595" 110° TFS-51403004 Rough idle, strong top-end power, 3,000-7,000 RPM powerband. 3,000-3,500 RPM stall converter. 3.90-4.11 gears. Calibrated mass airflow meter required. Compression: 10:1 minimum. 242°/246° .595"/.595" 110° TFS-51403005 Rough idle, strong top-end power, 3,400-7,000 RPM powerband. 3,000-3,500 RPM stall converter. 3.90-4.11 gears. Calibrated mass airflow meter required. Compression: 10:1 minimum. 250°/254° .595"/.595" 110° Track Max ® Hydraulic Roller Camshafts for Ford 5.0L Give your small block Ford or Ford 5.0L engine significant horsepower and torque increases with a Trick Flow® Track Max® Hydraulic Roller Camshaft. These premium billet steel, hydraulic roller camshafts are dyno-proven to produce a wide power curve over the entire RPM range, not just at a particular RPM point or peak. The camshafts are cut from premium blank cores and checked for proper hardness before being precision ground to exact tolerances. Sold individually. Roller Rocker Arms for Small Block Ford These aluminum roller rockers are excellent for use with Trick Flow heads. They can also be used on Ford factory and other aftermarket heads. They feature heat-treated CNC-machined bodies, premium needle-bearing fulcrums, roller tips, and a machined relief for improved valve spring clearance. Trick Flow roller rockers are sold in sets of 16 and come complete with polylocks. TFS-51400510 1.6 ratio, 3/8" studs TFS-51400511 1.72 ratio, 3/8" studs TFS-51400512 1.6/1.72 ratio split, 3/8" studs TFS-51400520 1.6 ratio, 7/16" studs TFS-51400521 1.72 ratio, 7/16" studs TFS-51400522 1.6/1.72 ratio split, 7/16" studs Rocker Stud Girdles for Small Block Ford These CNC-machined stud girdles help control valve lift and timing changes due to stud flex, allowing more consistent high-RPM performance. Each stud girdle is anodized blue and comes with high-quality mounting hardware and hardened adjusting nuts. Tall-style valve covers are required; sold in pairs. Girdles for Twisted Wedge® Heads TFS-51400700 3/8" TFS-51400701 7/16" Girdles for High Port® Heads TFS-51700700 3/8" TFS-51700701 7/16" Girdles for Race Heads TFS-52400701 7/16" True Roller Timing Chain Set for Small Block Ford Billet steel gears and a double roller timing chain combine to make this Trick Flow timing chain set the strongest, most accurate available today. Furthermore, the crank sprocket features multiple keyways to allow the cam to be installed straight-up, retarded, or advanced. Sold individually. TFS-52578520 Timing chain Trick Flow by PAC Racing Valve Spring Upgrade Kits for Small Block Ford The OEM spring upgrade kit for 289-351W Ford cast iron heads will provide 110 lbs. of seat pressure at 1.800" installed height and .540" max lift. The PAC dual spring upgrade kit converts standard Twisted Wedge 170 heads to the optional high-lift cam spring set with 125 lbs. of seat pressure at 1.800" installed height and .600" max lift. Both kits include valve springs with dampers, chromoly retainers, valve seals and locks, spring shims, spring height gauge, and instructions. TFS-2500100 OEM 289-351W cast iron heads TFS-2500200 Upgrades Twisted Wedge 170 heads to optional high-lift spring set TFS-52400701 TFS-2500100 TFS-51403001 TFS-51400510 Small Block Ford