Everything should be thoroughly cleaned. As well as cars, the company also manufactures commercial vehicles and trucks, while some of their popular models include the Silverado, Camaro, and Corvette. Stick strips of duct tape over the cam bore and around the main journal to keep grinding debris away from the bearings. Bench Vise with Soft Jaws. Mic each main and rod bore several times.
As another alternative, some experienced engine builders disassemble a pair of hydraulic lifters and install a machined spacer or a short stack of washers that prevents the cup from compressing during valvetrain tests. Insert a ring into its respective bore a uniform distance down from the deck surface you can use a piston with ring installed in the second ring groove as a tool. Almost every cam manufacturer offers degree wheels. Chevrolet has made some iconic cars over the years and their engines are just as popular. Step 1: Navigate in your web browser to.
Wipe everything clean and recheck clearance. Rotate the crank a couple of turns to make sure nothing contacts the pump or tray. Step-15: Check Cam Drive Clearance Some wide timing chains may scrape against the block or the chain cover. Since lapping embeds grit in the valveseats, we recommend using only blue or red layout dye. For example, if you have selected a hydraulic camshaft for your engine, you must make special preparations in order to perform some of the valvetrain checks. Step-23: Measure Rod Bearing Clearance Checking rod-bearing clearance can be done with precision tools or you can use Plastigage with reasonable accuracy. The following results will be displayed: Step 5: Locate your vehicle model.
If you have installed a new set of connecting rods, cylinder heads, valves, or any other components that could be mixed up before final assembly, make sure everything is numbered and identified. Step-7: Measure Rod and Main Bore Sizes Checking rod and main bearing bore diameters verifies bearing shell crush holding force. If the chain contacts the cover, you should locate a deeper replacement cover, such as the aluminum cover offered by a variety of companies such as Milodon or install a narrower timing chain set. Final Tips Remember to keep everything— including your hands and tools—clean. Install the head without a gasket. A tip: slowly pour a quart of trans fluid into the torque converter before inserting the torque converter into the transmission.
Then perform the procedures indicated in the Sidebar. The steps in this chapter are an essential part of the engine building process. Your actual range may vary based on several factors, including temperature, terrain and driving technique. These springs are used in place of normal valvesprings. Your actual range may vary based on several factors including temperature, terrain, and conditions. The plungers in the lifters will compress and give false lift and valve timing readings.
Requires compatible iPhone and data plan rates apply. We offer the best prices, free shipping across the 48 contiguous U. Rotate the shaft and make sure it drops into the distributor drive-gear slot. So whether you are going to repair, maintain or service your Chevy, or just want to know how things work on your car, you'll find the Chilton or Haynes repair manual a valuable reference. Subtract the width of the rods from the journal width to determine side clearance see Step 24 for clearance specs.
Then strike the rear of the crank two or three times with a soft head hammer to seat the thrust bearing. Check block clearance: Press the upper sprocket against the block face and rotate the crank. First, set the manifold on without gaskets and bolt it to one head using a couple of bolts. Nobody guarantees a rebuild when using an old converter. These are not from me, but by a knowledgeable builder in Texas. First, measure the spring installed height on one valve; make sure you use the matching retainer and any installed spring shims here it measures 1.
Then reassemble the engine to the same point. These lightweight springs will make checking your valvetrain measurements much easier. Also known as Chevy, Chevrolet is a division of General Motors that came to prominence in 1911. Make sure the indicator pin does not fall into the crank oil hole. Ours opened at 26 degrees, just as its card noted. First, double-check that the retainer has at least.