[scregan]

Looks like an Arntz car. Build 10-79.
I'll do a few posts in order to get a few pictures.
Arntz/Butler Frame - #154
VIN# - 2209759
Date of Manufacture - 10/1979

Engine:
1978 W-351 (40 over and balanced)
GT40 Heads (ported)
Stainless Steel Valves
Double Springs
Quick Fuel Carburetor
Offenhauser 360 Intake
Flame Thrower Electronic Distributor

Cooling:
Griffin Race Radiator

Drivetrain:
Luk Clutch 07-913
Tilton Hydraulic Release Bearing
WC T5 Transmission
Custom Drive Shaft

Rear Suspension:
Jaguar Series 1
3.54 Gears
Inboard Brakes
QA1 Coil Over Shocks

Front Suspension:
MGB
Disc Brakes (cross-drilled, with Ceramic Pads)