Proven 8 second SBC 421ci short block

Scott @ DLS

Club Member
This short block assembly has just over 80 passes on the NOS and maybe 25 on the motor. You should get another season out of it with 250 or less shot of NOS. I am selling my short block from the pistons down to the oil pan, it contains the following,
Steph's aluminum oil pan with melling HP,HV pump
Howards Extreme crank 3.875 stroke
Oliver billet 6" rods with ARP 3.5 bolts
Tool steel pins and TNT
NOS rings 1/16 1/16 3/16
Diamond Pistons I believe party number 15556
4.155 bore with 3.875 stroke .100+ dome
Crane cams 4-7 swap grind number 11R001305
I= .670 E= .688 with 1.50 rocker
I= 278.0 E= 294.0 @.050 duration
I= 306.0 E= 336.0 advertised
114.5 lobe seperation
Crane lifters included
Cloys hex-adjust timing chain with cam button and chrome timing cover
Block is one if Jelly's block's that was preped while he was still at Diamond and contains the following,
Bore 4.160
9.005" deck
Lifter bores bushed with bronz bushings
ARP head studs with 12 point 1/2 nuts

Compression was 14.7-1 with 60cc Dart Pro 1 23 degree heads.

I am selling this as an assembly until the end of this year. If it does not sell I will disassemble and part out.
If you had to build this it would be well over $7500.00, I am asking $4575.00 firm.

Contact me at,
Cell (586) 630-1098
Business (586) 218-7140
Scott K.
 
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