Building Chevy 4.3 liter V6 - 1994 with balance shaft
(→THE PARTS) |
(→TECH STUFF ABOUT THE 1994 4.3l V6) |
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'''BLOCK''' | '''BLOCK''' | ||
| − | Nothing particular there. A couple of threaded holes are not used according to the | + | Nothing particular there. A couple of threaded holes are not used according to the vehicles type and RPO's. It seems that this is an engine still based on the GEN I smallblock cast iron block. |
'''CRANKSHAFT''' | '''CRANKSHAFT''' | ||
| − | The crank is a cast even fire crank and has standard mains as a V8 small block but has bigger rod pins at 2.25" diameter. Unfortunately this excludes a lot of aftermarket rods from the list. The last bearing, oil pump attachment etc. are also the same as a 350 SBC. | + | The crank is a cast, even fire crank and has standard mains as a V8 small block but has bigger rod pins at 2.25" diameter. Unfortunately this excludes a lot of aftermarket rods from the list. The last bearing, oil pump attachment etc. are also the same as a 350 SBC. |
'''RODS''' | '''RODS''' | ||
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'''PISTONS''' | '''PISTONS''' | ||
| − | I found standard cast pistons with a dish measuring some 20 cc's with four valve reliefs and a notch. They will be replaced with forged flat top's and two reliefs. When measuring we found out that they are an additional 0.85 mm (0.033") below deck. | + | I found standard cast pistons with a dish measuring some 20 cc's with four valve reliefs and a notch. They will be replaced with forged flat top's and two reliefs. When measuring we found out that they are an additional 0.85 mm (0.033") below deck. The piston pin is 1.6 mm (about a 1/10") out of the center of the bore to reduce piston "slapping". |
'''OIL PAN''' | '''OIL PAN''' | ||
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