 | SPORTSMAN SERIES SHAFT ROCKERS
From Sportsman Racers To Weekend Warriors
Still putting up with adjusting your stud rockers every weekend? Racers and engine builders around the world have been rewarded with years of reliable, trouble free service from their JESEL Sportsman Series Shaft Rockers on countless applications from daily drivers to drag cars, marine applications, dirt and asphalt oval track racing. Read More... |
 | PRO SERIES SHAFT ROCKERS
Custom Built To Your Specifications
JESEL Pro Series Shaft Rockers come in thousands of combinations. Anything from rocker ratio to adjuster offset to lightening options can be tailored to your specific needs. A shotpeened surface finish along with a profiled rocker tail and a clipped-pin nose roller are standard features found on the Pro Series kits. Even the rocker stands can be custom ordered. Read More... |
 | PRO J2K SERIES SHAFT ROCKERS
When Second Best Just Isn't Good Enough
The ultimate balance of mass, stiffness and strength, JESEL Pro J2K Series Shaft Rockers are the top choice for NHRA, Sprint Cup, Nationwide and Craftsman Truck Series engine builders. These MoHawked rockers are so strong that we have been able to supply NASCAR teams with rocker ratios of up to 2.3 to 1. Read More... |
 | PRO STEEL SERIES SHAFT ROCKERS
The Next Generation Of Shaft Rockers
When minimum rocker mass and lowest moment of inertia are huge concerns, JESEL Pro Steel Series Shaft Rockers are the solution to your problems. JESEL offers two distinct steel rocker body designs, the MoHawked J2S and the Pocket I-Beam J3S. Either design can be fasted using a traditional shaft and bolt mounting system or with our new Box-Style stands. Read More... |
Jesel Shaft Rockers are available for the following heads - | -Air Flow Research
-Alan Johnson
-All Pontiac
-All Pro Heads
-Blue Thunder
-Brodix
-Canfield
-CFE
-Chapman
-Chevrolet | -Chrysler
-Dart
-Edelbrock
-ET Performance
-Ford Motorsports
-Indy Cylinder Heads
-MBE
-Pontiac
-ProFiler
-RHS | -Sonny’s Automotive
-Striker
-Trick Flow
-Ultra-Pro
-World Products | | 
1980 - The Original JESEL Shaft Rocker. Introduced with blue annodized aluminum, 11/16” shafts, 6 point flange nuts and covered nose rollers.
1982 - New for 1982 were 6 point adjuster nuts, revised hex adjusters and 7075 Series aluminum alloy.
1985 - New for 1985, JESEL Shaft Rockers featured a stronger shaft bearing, .562” diameter shafts, form tapped adjusters and 12 point adjuster nuts.
1994 - Clear annodized aluminum rockers featuring a new extrusion profile from FEA analysis. Dog leg design now possible with new CNC manufacturing line. New open nose design, full compliment bearings and 1/8” hex adjusters.
1999 - Introduction of J2K Dual Diameter Shafts. Shotpeened 7000 Series aluminum bodies satisfy customers demands for high stiffness. Also featuring needle nose rollers, profiled tails and 5/32” hex adjusters.
2002 - The first ever JESEL MoHawk Beam. Efficiently designed and optimized for a low moment of inertia. Clipped pin nose rollers were also available.
2007 - JESEL’s new steel bodied rockers were engineered to be the ultimate balance between strength to weight and stiffness to weight ratios. Tool steel adjusters and new box style steel stands were also introduced.
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