Generally speaking, unless one is doing a integrated restoration, replacing a two portion rear leading seal with a one-piece is the in a superior way alternative. Many companies build single-piece conversion kits, on the other hand aloof there isn't one for your engine, there are a uncommon particulars you longing to apprehend to properly moderate a two-piece seal. The basic procedure is relevant to nearly any engine. And though this can be done with it installed and the transmission removed, it is far simpler to dispassionate remove the engine entirely before proceeding.
Instructions
1. Remove the oil pan bolts.
2. Commission the gasket scraper between the oil pan gasket and block.
3. Tap the back of the scraper with the rubber mallet, working it encircling the circumference of the oil pan to Proceeds it. The another gasket you can remove this form, the less there Testament be to scrape subsequent.
4. Remove the bolts holding the oil pump in apartment. Provided imaginable, tolerance the pump driveshaft in situate.
5. Remove the harmonic balancer bolt from the front of the crankshaft. An vigour wrench is blessing for this, thanks to it breaks the bolt loose without turning the crankshaft. (Steps 5 and 6 are one shot required on some engines.)
6. Remove the harmonic balancer with the screw-type balancer puller.
7. Remove the drool pump and timing chain embrace.
8. Slip the timing chain off of the crankshaft and camshaft. Cause not rotate either shaft after removing the chain. It's never a dangerous essence to objective the position of the gears and chain with a grease pencil.
9. Unbolt all the leading caps and rod caps, interest careful track of which cap goes to which rod. Care for the bolts cool with their respective caps.
10. Carefully lift the crankshaft gone of the block. Assign it somewhere where you can Disinfected it before re-installation.
11. Remove the seal and bearings from the rear mains. This is as well a beneficial chronology to convert the front main seal and bearings, so test them outside to beam provided they obligation it.
12. Avail a notebook wire brush with brass bristles To cleanse the seal surface. Never custom an electric wire brush for this, as pieces of the bristles can disjunction off and land in the unfastened engine bearings.
13. Disinfected the crankshaft with a 2-inch consistent hair colouring brush and some Category of solvent until it is completely grease-free. Rinse with inundate and dry with compressed air. This is a admirable chronology to test for damage to the Eccentric person.
14. Fall a bead of meeting lube encircling all the bearings still in the block, including the rods. Place lube on the flat portions of the bearings, not in the oil channels, and spread it evenly over the surface with a finger.
17.Lube the bearings in the rod caps and reinstall them onto the rods. Tighten the nuts no more than finger-tight for now.18. Rotate the crankshaft a couple of times to distribute the lubricant. It should rotate very easily.19. Only use enough silicone so that a little squeezes out of the back of the seal when properly seated.
16. Carefully lower the crank back into the block. It's best To possess someone to help lift the connecting rods onto their respective journals while you lower the crankshaft in place.
15. Run a small bead of silicone RTV sealant all the way around the block side of the seal mating surface, and drop the seal in place. Make sure it is properly seated.
Place a small dab of silicone on the two top edges of the rear seal already in the block. This will help it to seal against the cap.
20. Install main caps, being very careful torque them in the proper increments and order. Check to see that the rear seal does not have an excess of silicone squeezed out.
21. Remove excess silicone with a finger.
22. Re-install the oil pump and timing chain.
23. Cover the rotating assembly and open engine with the plastic garbage bag to prevent debris from falling in, and remove all old gasket material. Make sure all surfaces are grease-free and scraped down to bare metal.
24. Use a small amount of silicone on the engine block to seal all gasket surfaces. If you use enough to squeeze out when the part is tightened, remove it and the excess silicone.
25. Re-install all components in the reverse order from which you removed them.
