Swapping to heads with the 1 94 valves will help.
Sbc 305 rv cam.
Rv torque camshaft lifters kit compatible with 1958 95 chevy sbc 283 307 327 350 400 for all small block chevy flat tappet non roller engines.
1 6 1 roller rockers.
Sum k1101 would be my suggestion.
Cam and lifters street force 1 hydraulic flat tappet advertised duration 259 269 lift 420 455 chevy small block kit not yet reviewed part number.
Chevy rv cam i run this cam in my 350 that i originally had in my 305.
Rv cam roller rockers performer rpm intake 600 edelbrock carb.
Sometimes called an rv cam but in smaller.
Buy chevy sb 283 305 327 350 400 rv torque camshaft cam lifters cl kit 421 444 valve lift 421 444.
Cam i agree with above posts cams similar to the 327 300 hp grind.
Comp cams offers hundreds of potential cams for specific engine families.
He calculated from odometer it had 40 000.
40 000 miles and built by the local speedshop mechanic.
Said it was a 305 with an rv cam and reworked 305 good heads.
Check out results from the tests they executed on the 5 most popular small block chevy cams.
Torque rv stage 2 camshaft lifters kit for tbi with springs non roller compatible with 1987 96 chevy gmc 5 0 5 0l 305 5 7 5 7l 350.
I like the cam and am glad i used it accelerates the car hard from standstill but is out of puff by 4500rpm but i never have to go that high on the street.
Check your valve size some 305 s came with 1 94 valves some with smaller 1 8 or so.
Cam and lifters mechanical flat tappet advertised duration 298 304 lift 562 584 chevy small block kit not yet reviewed part number.
I bought a beat up one ton chevy van with a rebuilt 305 chevy engine.
Of course the most common street engine is a mildly warmed over 350 chevy a package just like racing head services rhs high energy engine.
Before i bought the ratty van i talked to that engine builder.
Most everyone who needs real engine work goes to him.