...454 Automatic I presume. 8 degrees BTDC @ warm & 700 RPM. distributor vacuum off & plugged. In drive, & accessories off. Don't forget parking brake on. 4 deg, vacuum advance plugged 700 ...
Question about Chevrolet Cars & Trucks
...87 chevy 454 1 ton It would be the pickup in the bottom of the distributor. If it's the stock engine and ignition then there is no crank position sensor. The original '87 uses the GM HEI distributor ...
...87 suburban 454, 2wd. the voltage gauge when i first get in and crank is about 13. this drops to around 8 the second time i go to start it the battery dont have enough charge to start it. the ...
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