Hi, I have a bunch of extra Buick Nailhead 401 and 425 engine parts that I am selling. Have nearly anything you need for these, so if it's not listed, just ask. 2 groove pulley set(crank, waterpump and proper crank pulley bolts with reinforcement ring) $100 Harmonic Dampners(have 3, all in good shape) $80 each Center Sump Oil Pan(Riviera/Wildcat) w/ pickup(oil pan is solid-just a couple of small dents, pickup is a little banged up, but still very useable-will send pics of both before purchase) $80 for both Complete set of 8 connecting rods, need resizing, but no damage $150 for all Thermostat Housings- have 10 in various conditions(pitted to NOS) $10-50 each depending on condition Cylinder Heads $200 per set Rocker Arm Shafts $150 per set and in very good shape Timing Covers(have 3) all have some issues, broken bolts, stripped threads, cracked holes, etc. All are fixable, just need to spend some time on them. Will send pics of each, you choose $40 each 64 ST400 Trans-just a core, needs rebuilt $100 Have tons of other parts and also tons of 63-64 Riviera parts. All prices are obo, but buyer pays shipping. Will do package deals for stuff too. Call Dave (954)270-92 nine nine