The Chevy 8.1 Workhorse V8 Engine (Specs, Problems, Review)
https://thecampingadvisor.com/chevy-8-1-workhorse-v8-engine-problems/
WebApr 29, 2022 · Other specs include a firing order of 1-8-7-2-6-5-4-3, a 6 1/2 quart engine oil capacity, naturally aspirated with a fuel system of Sequential multi-port fuel injection, and used regular unleaded 87 octane gas. The maximum speed on the trucks, SUVs, and vans only reached 5000 RPM.
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