specifications for 68-82 Corvettes, Front Wheel Bearings The difference in pumps is more about pump reservoir shape, fittings and shaft type than anything else. Zip Corvette sales and customer service representatives are here to serve you during the following hours: Our showroom is open to the public Monday-Friday from 8:30am-5:30pm (EST). Insert a pickle fork between the trailing arm and the bearing support legs. When they have separated, remove the ball joint nut and pull the control arm out of the spindle. 1963-82 Corvette Rear Suspension Parts - Duntov Motor Company :crazy: It says the lower ball joint nut should be at 70-95 lb-ft with a max of 125 when the slot is lined up for the cotter pin. 150 Send as many parts as possible to the powdercoating shop in order to get the most for your money. Drop the end link into the opening at the rear of the trailing arm. 30, Torque Arm to Frame Change the power steering fluid whenever you change the transmission and rear axle lubrication, which should be roughly every 30,000 miles. Put the dial indicator on zero; rock the ring gear back and forth to determine how much play it has while the pinion gear remains stationary. Check and make sure you can turn the shaft by hand. As with the top control arm, the lower ball joint is bolted to the steering knuckle with one nut. Whether youre maintaining your Shark Corvette or completing a full restoration, our selection of C3 Corvette Power Steering parts is unsurpassed. Pump Bolts 40 Ft-Lbs. Torque Converters (CVT's) Comet has been manufacturing torque converters for recreational vehicles for over 60 years.Our torque converters are designed and built to withstand the extreme rigors of rough applications. Torque Converters (CVT's) | Comet Clutches Cam Bolt If oil is extremely foamy, allow vehicle to stand a few minutes with engine off and repeat above procedure. Install a cotter key through the opening and bend back the two wires to prevent the nut from coming loose. 120 A forum community dedicated to Chevrolet Chevelle owners and enthusiasts. 65, Auto The C3 rear suspension was an engineering breakthrough when introduced in 1963 on the C2. The front steering system connects to the spindle on each side of the car to provide steering to the front wheels. Install the outer bearing and follow that with a fl at washer. 53-74 Electronic Tachometer Conversion Kit. The measurement should be .006 to .008 inch. Insert the lower ball joint stud into the opening on the steering knuckle. Now you will have to support the inside of the control arm to keep it from collapsing. Place a floor jack under the spring and slowly lift the spring until you are able to attach a nut to the bottom of the end link bolt. Exhaust Largest Inventory. Connect the anti-roll bar to the lower control arm via an end link on each side of the front suspension. Push the gasket to the back of the spindle. This is a very important step to remember. In our case, we just need it to make the steering effort a little easier. The frame has now been completed and rolled outside for a final inspection. 65 A new ball joint is installed and the steel shaft receives new rubber or poly bushings. Two people may be required to reinstall the rear steel spring. If you have someone stand on the upper control arm during this procedure, installing the steering knuckle is easier because the suspension is being compressed from above and below. Remember to buy springs in pairs because each manufacturer has slightly different production methods that affect spring rate and height. Check belt tightness and check for a bent or loose pulley. Invert the arm in the press. Housing Replacement of this system is straightforward because Chevrolet made it so simple to service. Similar to a turnbuckle, there are right hand (RH) and left hand (LH) threaded connections at each end of the tie rod adjuster tube. Lift them and spread the shoes to mount them on the upper pivot bolt. With all the new parts installed, you want to have your Corvettes front suspension set to factory specifications. Place the frame in a low-traffic and well-lit area so it can be safely reassembled. Use a locking adhesive on the threads and torque each one to 60 ft-lbs. 12 Insert the trailing arm bolt through the trailing arm. This bumper is designed to hit the lower frame rail if the suspension is fully compressed; this helps avoid damaging any suspension components if a bump is taken too hard. These parts reduce the unsprung weight of your front suspension and are just as strong as the stamped-steel factory parts. Slide the bushings onto the stabilizer bar and into place. 30, Camber Cam Nut Chevy Muscle Car Tech Tips, Guides, Articles & How-To. 25: After the shaft and bushings are installed, screw the cap screws, lock washers and collars into place. 12: Now remove the retaining bolts and take the upper control arms out. Main 14: Loosen and remove the lower control arm retaining bolts and remove the lower control arm and spindle. The upper and lower control arms should look like this once they have been installed. Find Us. Exhaust 3. Other questions? Remove the wood when this is complete. Fill and bleed the system. Now that the frame has been returned to your work area, reconfirm your factory frame measurements. C3 Corvette Pitman Arm (1968-1982) It is critical to catch any imperfections on the workbench and not on the car. This will make the metal contract and make installation much easier. You may have to use a small wrench on the upper shaft to prevent it from turning as you tighten the 9/16- inch nut. The control arm has a dimple stamped into it and the end of the bottom coil must rest next to this dimple. Thanks guys. Get some friends to sit on the frame as you perform the next part. Oil Pitman & Idler Arms for Chevrolet Corvette for sale | eBay Plugs Shown here are a front lower control arm (front) and a rear trailing arm (back). We now have a rolling chassis ready . Refer to the Chevrolet Shop Manual or other authorized manuals for the correct assembly and torque information. The lower shaft is installed in the same manner although you will have to make another longer control arm support. Make sure you have the correct bolts. C2/C3 Corvette Power Steering Replacement - MotorTrend in/lbs, Front: Low Price Guarantee. Shot peen the rear trailing arm until all the paint and grime have been removed. Four bolts with 9/16-inch heads fasten both strut rods. 28, Upper Control Arm to Frame There's no advantage to extra threads showing beyond the nut on any fastener. Then its removed from the jig and turned around to repeat this process in the opposite direction. This new design can be found in all 19801982 Corvettes. Secure it with a hose clamp around the center and then tighten the clamp enough to compress the spring plate so you can slip it through the window (shown). Cut it to fit between the inside flange of the control arm. The bump stop is a triangle of rubber mounted to a metal bracket. Use a mallet to carefully tap the side bearings into the case. Crankcase Great Prices. JavaScript seems to be disabled in your browser. Zora was exactly what Corvette neededhe was very European, a trained engineer, and passionate about sports cars. You can also kick it with your shoe to push it into its deep well. Housing Drain Plug Flywheel When Chevrolet introduced the new Corvette in 1963 it was hailed as a technological breakthrough, and when 1968 rolled around the C3 was about as close as one could get to a spaceship on wheels. Cylinder If the control valve is out of adjustment too much pressure will be applied in one direction or the other and steering will pull left or right. The idler arm provides support to the steering system and is connected to the passenger side of the frame. C3 C4 C56 C56-A C59 C6 C66M-R CD4E Chrysler CIB5 Cruise-O-Matic . Van Steel constructed this tool to spin the Posi-Traction unit on a jig that is mounted to a post. Joints U-Bolts 130, Rear Bolt When lines are backward to the ram you steer left and the ram applies pressure right snatching the steering wheel out of your hands violently. Flywheel 11: Loosen the upper control arm mounting bolts and carefully remove the shims. performance and installation facility here, 63-82 Pitman Arm To Steering Box Nut w/Washer. Heads Recheck the side yoke endplay. Each bolt has a wedge near the head (arrow) that prevents it from moving once the suspension has been mounted. Read more about our performance and installation facility here. 22: Coat the bushings and the shaft ends with white lithium grease. When the ball joint stud threads are exposed, install and tighten the nut. 35 Lonestar Caliper Company offers a complete line of power steering parts, components, and systems for C2 and C3 Corvettes, including pulleys, power steering pump caps, power steering brackets and steering shaft couplings. THE RUGGED 40 SERIES TORQUE CONVERTER is composed of heavy gauge stamped steel to withstand the extreme rigors of rough applications. Ensure proper installation with the diagram below. 80 Install the trailing arm into the slot in the frame. Spark Install the rear brake rotor over the hub and check it for runout to verify that the rotor and bearings are within factory tolerances. If you pull the pitman arm, it is sometimes possible to see the twist in the sector shaft splines. Input from the steering gear box actuates the hydraulic valve to make the cylinder act in the direction you chose. Van Steel uses this square piece of aluminum cut to the proper specification to measure the distance between the two upper control arm brackets. After this is done, you will need to bleed the power steering system. 34: Install the new rubber insulators and sleeve into the steering ram frame mount. 150 in/lbs Axle Specs. Do not stand in front of the spring. 18 18, Bracket Bolts Starting in 1963, the VIN denoted coupe or convertible and build sequence. Dont forget to do this; its important. Power Torque Transmission Mount - A2327. One bolt holds these arms in place. Once the spring is securely in both wells, slowly raise the jack to prevent the spring from popping out of the upper and lower spring wells. Two 7/16-13 x 214-inch bolts secure the upper control arm to the frame. Verify that each bolt has been properly installed and torqued to specifications by marking them with White-Out. Cautiously tap the side shims into the case to avoid damaging the cast-iron shims. Grease and pack the inner and outer bearings with wheel bearing grease. It also has the front and rear suspension and the differential. PDF Corvette Tie Rod Adjustment Specs Explained Be careful to not over tighten them, as it damages the roller bearings. Reassemble the powdercoated arms. (This will allow you to drive the car without doing any real damage to the front tires and suspension.) If they pass the inspection, send them to the powdercoating shop so their surfaces can be powdercoated to prevent deterioration. If your original differential is not making noise and does not show any evidence of abnormal wear, reinstall the old shims. The design was so successful that it was carried over for the entire C3 production run with only minor changes. Then install the nut and tighten until you get the proper drag on the nut (18 to 22 inch-pounds) on new gears. . In addition, Zip stands behind all of our Corvette parts with our "No-Hassle Guarantee" - That\'s customer service the Zip way! The shaft is fitted with rubber bushings. The box output shaft isn't sticking out past the nut as much as the box I removed. Ball Joint Torque Specs - DigitalCorvettes.com Corvette Forums Apply some dye according to the kit instructions. 42: Install the rotors and calipers and tighten the wheel bearings as per the instructions in the shop manual. A torque converter system concept of driver, driven and belt member, the opposing halves or sides of each member being unequal in angle. However, if you are going to aggressively drive your Corvette or use it for autocross competition, install a front spring with a higher spring rate. $14.75 shipping. These bolts should be torqued to 30 ft-lbs and the tabs on the French locks need to be bent (shown). Also check the oil for any metal fragments, which tell you a gear tooth might be chipped or broken. This should be part of your routine maintenance check under the car. 1963 - 1982 Corvette: Technical Article: In-Vehicle Corvette Steering Raise the differential and cross frame with the floor jack until you can secure it to the frame with two 5/8-inch bolts. Rest the spring on a floor jack and raise it to the differential to attach it with the steel plate and four 13/16- inch bolts. PDF 1955-1964 STEERING LINKAGE IDENTIFIED - Chevy Classics Club A small retainer at the front of the lower frame holds both front lower control arm bolts in place. Install the side pins with a spring cup and then install the upper spring. Front Suspension torque specs | Chevy Corvette Forum If the hydraulic lines are not properly seated and tightened in the control valve and ram, they can leak. 06: Disconnect the idler arm bracket from the passenger side of the frame and then use the tie rod separator to remove the control valve stud from the Pitman arm. i just put agr box on and threads are just even with pitman and its tight. The shock absorber is inserted from the bottom of the lower control arm and secured with two bolts in the front suspension. Backlash occurs when you take your foot off the throttle; you hear a clunking noise coming from the rear of the car. They spin it fifty times to the left and 50 times to the right. This job is easier if someone is helping. Start by installing the control valve onto the end of the drag link. The rotor is now ready to be installed. This is the perfect time to install the gas tank between the back frame rails. Differential 50, Upper Because the system is external, everything is easy to access. Sometimes the pitman shaft can be twisted inside the gear box. Do not overtighten. All new pumps come minus the pulley so you will need to use a puller such as this to remove the old pulley from the pump without damage. After you have installed the first bushing, install the cross shaft into the arm. Whenever there is a need, want and use for a torque sensitive drive system device that is infinitely variable from engagement . Pressure Plate Housing Bolts (front) 65, Spring Link Bolt to Torque Arm.- Power-assisted versions feature a hydraulic pump that is driven off the engine, and it pushes fluid into a ram that greatly reduces the steering effort. The 19681982 Corvettes use a steel coil spring in the front suspension. Be sure the cotter key hole lines up. Remove the parking brake hardware (reverse the procedure that starts in Step 3). 32878 - 53-62 Pitman Arm/3rd Arm Ball Stud. - Corvette Parts Worldwide Shocks lose their effectiveness slowly, so keep this mileage in mind when you are budgeting for maintenance. JavaScript is disabled. 32: Now we can start assembling the steering linkage. The best place to start is with the shim that came out when it was disassembled. It is important to make sure that this seal is correctly seated into the top of the differential housing. Repeat this step on the opposite side. Caliper Corvette engine front accessory drive packages were revised over time as vehicle design changed. Attach all of the power steering hoses. IN VEHICLE C2/C3 CORVETTE STEERING GEAR ADJUSTMENT. Each outer end of the spring is connected to the rear of the trailing arm with a link. 50 25, Shock Mount Bolt (Lower) Place the limited slip unit in the differential housing. Be prepared for differences in front accessory drive packages on small- and big-block Chevys from 1963-'82, which can affect the compatibility of parts and pulley alignment. We will be focusing on the front suspension in this article and will be replacing all of the major components in a 1978 Corvette. If your Corvette was not equipped with power steering from the factory, you will have to change out or add to the crankshaft pulley to accommodate the power steering pump. Vette. Yellow or white dye (or marking compound) is usually found in a differential kit. Toll Free Order Line. http://www.chevelles.com/forums/album.php?albumid=2153&pictureid=21505, http://www.chevelles.com/forums/album.php?albumid=695&pictureid=6156, http://www.chevelles.com/forums/album.php?albumid=428&pictureid=4468, http://www.chevelles.com/forums/album.php?albumid=826&pictureid=7810, http://www.chevelles.com/forums/album.php?albumid=834&pictureid=7834. 16: After the ball joint is removed, drill the mounting holes out with a 21/64 drill bit to accommodate the new mounting bolts. Make sure it sits evenly on the lip of the housing then use a hammer to gently tap the seal into place. About 18-inch pounds is common for this step. Count on Zip Corvette for the best quality Corvette Parts available for your 1968-1982 Corvette. Help me fix my sloppy steering. - Corvette Forum Torque them to 30 ft-lbs. 20, Drive Spindle Support to- The front wheels should have a toe-in of 1/8 to 3/8 of an inch. 37: Mount the entire steering linkage assembly to the steering arms and Pitman arm.