This should be part of your routine maintenance check under the car. They will be tightened and torqued when the completed car is sitting on its wheels and ready to drive around the block. 90 Pitman to steering cross member nut Idler to pivot nut Idler to steering cross member nut 02 VW Jetta TDI 330K+ miles, 48-52 MPG 03 VW Jetta TDI (Wife Crashed it) 200K+ miles, 40-45 MPG 95 Silverado K2500 6.5L TD Ext Cab, 4x4 JavaScript is disabled. 25, Lower Ford used this Bendix-design "power-assist" steering design on a wide variety of vehicles ranging from the humble Falcon to the behemoth Lincoln. We call it power-assist because it provides hydraulic assistance to the Corvette's existing steering system. 90 Tolerances of .005 or less are the runout target. Then cut approximately a 1 slot into the pipe. (Van Steel uses a special fixture to press the spindle out of the bearing support.) 09: The stabilizer bar end links can be removed along with the stabilizer to frame bushings and brackets. The upper and lower control arms secure the coil spring. The fl at washer has a notch that matches the one on the spindle to prevent it from turning. The body was dropped off at the body shop for all the necessary repairs and painting. At this stage, the frame has been inspected, repaired, and finished. I call it a refresh. Visit our showroom to setup an appointment to have your Corvette tuned, accessorized, enhanced or more. Heads The frame is light enough for two people to carry it to your work area for assembly. If you pull the pitman arm, it is sometimes possible to see the twist in the sector shaft splines. It's Worn C2/C3 Corvette Power Steering Replacement The ram (shown) is attached to the relay rod. It is not necessary to return the same unit to your car. 1963 - 1982 Corvette: Technical Article: In-Vehicle Corvette Steering 80, Mount Bolts Remember the coil spring will be pushing down on the control arm with tension. It has been said you can move the world with the power of hydraulics. Outlet Transfer this measurement to the corresponding new tie rod assembly. This will be one of the last bolts to tighten. C3 Corvette Restoration Guide: Suspension and Differential Reassembly The clutch plate stack should set in and therefore be ready for service once the differential is installed in the car. Sometimes the pitman shaft can be twisted inside the gear box. Tighten the nuts evenly on both sides and make sure the lock washers are crushed. 40, Shifter Levers to Shafts Half-shafts connect the differential to the rear wheels. 60, Upper Teeth marks on the Posi- Traction case indicate that the bearings are worn and the pinion gear is hitting the case. Pump Bolts Also install the gas tank at this time. C3 Corvette Forums. Because the system is external, everything is easy to access. Needless to say, if this type of deformation is noted, throw the gear away and purchase a new one. specifications for 68-82 Corvettes, Front Wheel Bearings When they have separated, remove the ball joint nut and pull the control arm out of the spindle. 12 Get the best deals on Pitman & Idler Arms for Chevrolet Corvette when you shop the largest online selection at eBay.com. To take the desired measurements, refer to the top right photo on page 87. 18, Bracket Bolts It is fine, once tight the nut can be removed and the arm will never fall off. There's the 1963-'74 "long-neck" Saginaw pump, which is clearly different than the "canned-ham" 1975-'82 Saginaw pumps to follow. 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. 34: Install the new rubber insulators and sleeve into the steering ram frame mount. Torque specifications for 68-72 Corvettes Oil The power ram shaft A-bracket attaches to the lefthand framerail. If one wheel loses traction the clutches engage and lock both wheels to provide added traction. Insert it through the control arm steel shaft from the top. 13906-C Denton Drive. 04:Loosen the power steering pump hoses from the control valve and let them drain into a container. Pinion gears5. Do not tighten the upper and lower control arm bushing bolts yet. Thermostat Once the bolt is attached with the nut and washer, slowly lower the jack. Other questions? Reassemble the powdercoated arms. We left off with the Project Split Mod body on a dolly for transport to the body shop and a severely rusted frame. Manifolds The rotor is now ready to be installed. Pump 35 The third arm does the work of both an idler and pitman arm in a recirculating ball steering system. Yellow or white dye (or marking compound) is usually found in a differential kit. 1953-1954-1955-1956-1957-1958-1959-1960-1961-1962 : Alternative Views: Corvette Parts Worldwide Price Guarantee We will meet or beat any advertised price on internet! Slowly raise the jack, while the upper knuckle ball joint opening is placed into the top control arm ball joint stud. Insert the lower ball joint stud into the opening on the steering knuckle. Reliable sources to validate information regarding serial and casting numbers will get scarcer as time passes. Attach all of the power steering hoses. The fluid pressure reduces the effort it takes to turn the steering wheel. When all of the pressure is off the spring, pull the control arm down as far as it will go and remove the coil spring. Filter Bypass Valve Standard non-performance Corvettes are fitted with a front antiroll bar that is designed to provide a smooth ride. 80 That way when the linkage is installed, the front end alignment will be close enough for you to be able to drive to your local Corvette alignment shop without doing any damage to the front end or tires. Any out-of-spec measurements cause an annoying vibration that can be felt throughout the vehicle. To check the gear pattern, hold the yoke with one hand and turn the ring gear back and forth with the other hand and a 9/16-inch wench on the ring gear bolt. Cross tighten them as you do to secure a tire using the star method. The upper control arm rubber bushing bolts should remain loose until the project has been completed. Tubular upper and lower aftermarket control arms are available from Corvette suppliers such as Van Steel. Supporting the center of the dash is critical so as to not crack or damage it [Click here to read more], General Motors, like all the other car manufacturers of the time, did not put much valuable information on the vehicle identification number (VIN) plate. 41: Re-pack the front wheel bearings and install them into each rotor along with the grease seals. Lower the car and turn wheels right and left on the ground. 23: Place the control arm in the press and install one bushing using a 1 5/16 socket to press the bushing into place. If you use the original ring-and-pinion gear that was removed the fit does not require much adjustment. 80 Make sure to keep the jack in place securely under the lower control arm. This is an important area to reinspect before you start installing your parts because the crosspiece that runs under the engine is prone to bending. PDF Revised: 28JL2009 STEERING WHEEL & STEERING SYSTEM CENTERING PROCEDURE The date code is irrelevant unless youre really trying to re-create [Click here to read more], If oil is the lifeblood of your engine, then the oil pump and lubrication system are indeed the heart and circulation system of your big-block Chevy. Place the limited slip unit in the differential housing. Crankcase Torque these bolts to 70 ft-lbs with a 5/8-inch socket. The control arm has a dimple stamped into it and the end of the bottom coil must rest next to this dimple. Ensure proper installation with the diagram below. Install and adjust the parking brake assembly prior to mounting the rear brake rotor. Make sure the spring is properly seated in the control arm so it does not slip. Corvette, 1963 thru 1982 View More. Tap it several times with a mallet or hammer to make sure it is seated properly on the pinion shaft. We will be focusing on the front suspension in this article and will be replacing all of the major components in a 1978 Corvette. The lower control arm has a deep well that supports the bottom of the front suspension coil spring. A forum community dedicated to Chevrolet Chevelle owners and enthusiasts. 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. The 3/4-inch inner camber bolt was torqued to 70 ft-lbs. Front Suspension torque specs | Chevy Corvette Forum They start the process by disassembling the old parts. The upper control arm bushings are now fitted with new rubber units. 03: We are going to remove the entire steering linkage as one unit. Click Here For Details. After you have installed the first bushing, install the cross shaft into the arm. Ball Joint Torque Specs - DigitalCorvettes.com Corvette Forums The new shock runs up the middle of the spring and is attached to the upper frame and the lower control arm. The bump stop protects a severe bump or hole in the road. 34 If it doesnt, adjust the nut until the opening is located. A bit of a big-block famine occurred in the 1990s as racers, high-performance street enthusiasts, restorers, and boat builders sucked up every available big-block; recycled [Click here to read more], If you were to read this book without realizing that in almost every instance the goal Im trying to achieve is more horsepower, youd thinkand rightly sothat Im obsessed with airflow. Notice where the relay rod is attached to the passenger-side idler arm sleeve. The thickest shim in your clutch pack (.045 inch) is used to ensure that the bottom part of the seal does not bottom out, which causes leakage. Refer to the Chevrolet Shop Manual or other authorized manuals for the correct assembly and torque information. Notice that it is equipped with power steering. 1963-82 Corvette Rear Suspension Parts - Duntov Motor Company 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.
