1971 340 engine with 69 x heads

would you like a trade? i have a corvette engine, 350 4-bolt main, standard steel crank nitrated,with forged steel rods with arp bolts.10.5.1 flat top pistons with valve releifs. cromemolyrings melling high volume oil pump,cloyes true roller doulble chain. crane 292 deg duration and 501 lift. matching lifters. matching chrome moly bigger pushrods. with matching double roller valve springs. the heads are 461 double hump off of 327-375 fulie vette. the best early heads u can buy. they have screw in studs guide plates harland sharp roller rockers the valves are stainless steel 205-160 went bigger on intake 3angle valve job. victor jr intake. hei electronic ignition. 8mm plugwires. water pump pullys top and bottom, everthing balanced the short block was new never in car. i upgraded it with new parts. i have over $3000 in this engine i need 340 for dodge demon.