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500 hp 283 engines.

General engine tech -- Drag Racing to Circle Track

Moderator: Team

Posts: 2495
Joined: Mon Jan 21, 2013 2:41 pm
Location: Finger Lakes

Re: 500 hp 283 engines.

Post by Truckedup »

PackardV8 wrote: Sun Sep 13, 2020 3:12 pm
pdq67 wrote: Sun Sep 13, 2020 5:05 am These little 3" stroked engines need better valve springs than the -929 cam springs used in a stock Z-28 302 engine!

Of course they will blow up at 8,000 rpm using the stock springs. Float the valves and bang!

Springs would only be the first parts to replace. The crank, block and heads were the only pieces in a '68 Z28 reliable at 8,000 RPM.
You reved them up high enough to straighten the generator fins
Motorcycle land speed racing... wearing animal hides and clinging to vibrating oily machines propelled by fire
Posts: 728
Joined: Sun Nov 17, 2013 8:48 pm

Re: 500 hp 283 engines.

Post by tenxal »

F-BIRD'88 wrote: Mon Sep 14, 2020 5:28 pmSo..,. how would you build a 500 bhp street/strip bracket racer 283 sbc? pump gas? race gas? heads, cam/valvetrain, induction, exhaust, oiling control....etc? How would you skin this cat... ?
I wouldn't.
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