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1979 Chevrolet El Camino Repair Question


Topics covered: Engine, Compression, Engine performance.
Mileage: No information provided.

Asked on December 1, 2008

1979 Chevy El Camino 1979 EL Camino lack of engine power

Engine Performance problem
1979 Chevy El Camino V8 Two Wheel Drive Automatic 100+ miles

My El Camino has power loss sparkplugs look like they have oil build up reving the engine sounds good until I hold it at a certian velocity then it starts to lack power I need to know what to look for and start eliminating possibilities? Thank you.
Avatar Asked by autocars

Answer

Replied on December 2, 2008

305 or 350
2bbl or 4bbl
Check dwell 30-32 degrees are points good not pitted
replase plugs and check compression
Timming 8ATDC
Vacuum reading should be @20 in.
With T light verify cenrifugal and vac. advance work
Is black stuff on plugs sooty or baked on
Let me know

Tiny Answered by Docfixit (expert)
18,416 answers provided