Precision CNC machined from 17-4PH stainless steel with 1025 heattreating, these proven rockers feature premium, oversized needle bearings, sure-lock rocker nuts and 52100 ball race steel tip rollers. The superior light weight body design provides plenty of clearance for large diameter, heavy-duty springs and high lift camshafts.
Designed specifically for use with the Ford Racing SVO N351 Sportsman iron heads. N-head stud mounted full roller rocker arms with .150" offset pushrod cup. 1.65:1 rocker ratio Polylocks are included For use with .4375 inch studs Set of 16
Any top quality engine you look at will have shaft type rocker arms on it, whether it's NASCAR, NHRA or Bonneville racing. The reason is they are the strongest, most reliable rocker arm money can buy. These include fully machined aluminum rockers, premium centerless ground shafts and needle bearings, alloy fasteners and tool steel lash adjusters. For S/B Chevy with 23-degree valve aftermarket heads. Instructions (PDF)
If your class or budget does not allow aluminum or stainless roller rocker arms, check out these steel roller tip rockers. Made from 4340 heat treated chromoly steel, they feature a longer slot to eliminate stud bind issues. Plus, the roller tip minimizes scrubbing (the result of the valve stem pushing hard against the valve guide), reducing friction and freeing up an additional 15 to 30 horsepower over stock rockers. 4340 steel rocker body Adds up to 30 HP over stock rockers Excellent replacement for stock or sportsman engines Eliminates ...
These small block Chevy stainless steel roller rockers are built of 15-5PH material which gives you superior strength over other stainless rockers. They have more needle bearings which increases strength while reducing friction. Built to clear 1.55" valve springs. Designed for higher open valve spring pressures Strong 15-5PH stainless steel Specially cast and machined for larger valve springs and retainers Light weight with integral pushrod seat Oversize trunions and full roller precision needle and cage bearings More needle bearings for increased performance and rocker life CNC machined ...
BluMax aluminum roller rockers are built of the finest 6061 aluminum extrusions which gives you superior strength over other rockers. Rockers are specially machined to allow for larger 1.55" springs and retainers with full-cage friction reducing needle bearings for added durability. The nose rollers and shafts are Cr40 steel, heat-treated and hardened to minimize the wear that naturally occurs between the roller tip and the valve stem. Designed to meet the demands of most high-lift roller camshaft profiles Specially machined to accommodate larger valve springs and retainers SAE-52100 Full ...
Designed for rugged racing conditions. Polylocks not included.S/B Chevy.Set of 16.This item is garage sale priced because it has been discontinued from our current product line.NO WARRANTY NO RETURNS ON GARAGE SALE ITEMS
Precision CNC machined from 17-4PH stainless steel with 1025 heattreating these proven rockers feature premium oversized needle bearings sure-lock rocker nuts and 52100 ball race steel tip rollers. The superior light weight body design provides plenty of clearance for large diameter heavy-duty springs and high lift camshafts.
Designed for rugged racing conditions. Polylocks not included. S/B Chevy. Set of 16. This item is garage sale priced because it has been discontinued from our current product line. NO WARRANTY, NO RETURNS ON GARAGE SALE ITEMS
These stainless steel roller rockers are built of 15-5PH material which gives you superior strength over other stainless rockers. They have more needle bearings which increases strength while reducing friction. Built to clear 1.55" valve springs. Designed for higher open valve spring pressures Strong 15-5PH stainless steel Specially cast and machined for larger valve springs and retainers Light weight with integral pushrod seat Oversize trunions and full roller precision needle and cage bearings More needle bearings for increased performance and rocker life CNC machined pushrod cups and ...
These replacement rocker arms for GM 602 crate engines feature a 1.5 ratio and come with the nut and ball. They work with 3/8" studs.1.5 ratio rocker armSingle service part for 3/8" studRocker arm with nut and ballGenuine GM 602 replacement part number 10089648Sold each
High Energy Die Cast Aluminum Roller Rocker Arms for small block Chevy V8 265-400 applications are perfect for street and moderate race use. Includes poly locks. Larger-than-stock aluminum body for superior strength with light overall weightNeedle bearing fulcrum and roller tipDesigned to be stiffer and more durableSpecially engineered fulcrum and roller tip create less friction than sliding factory modelsLowers oil temperatures thus improving both response and horsepowerSnap rings lock the trunion and bearings in place
These 302/351W Small BlockFord aluminum rocker arms are 100% CNC machined from the finest materials.Needle bearing fulcrum centerless ground trunion and heat treated to the proper rating. Polylocks are included.
Designedspecifically for usewith the Ford Racing SVO N351Sportsman iron heads. N-head stud mounted full roller rocker arms with .150" offset pushrod cup.1.65:1 rocker ratioPolylocks are includedFor use with .4375 inch studsSet of 16
These Sportsman 429/460 Ford roller rocker arms are made from 4340 heat treated steel and feature a longer slot to eliminate stud bind issues. Rockers have a 1.72 ratio and are supplied with pivot balls and polylocks for 7/16" studs. Fits 1968-1997 Boss 302, 351C-M, 400, 429, and 460 Big Block Ford V8. Set of 16. NOTE: Use of this rocker arm requires the use of screw-in studs and guide plates. Some machine work required for the install of the screw-in studs.