This is a build we are doing for a customer. We are the first shop to get our hands on these CID Prototype 6 bolt heads. We will be updating this build thread with photos and video as it progresses.
Follow along on our youtube where we will be posting some videos and Instagram @raceprovenmotorsports for more pictures.
Engine Specs:
ERL M5 427CI TURBO STREET/STRIP SUPERDECK 6-BOLT SYSTEM SLEEVED SHORTBLOCK PACKAGE. INCLUDES CALLIES 4.000" STROKE LT1 DRY SUMP CRANKSHAFT - LT1 - 8 BOLT FLANGE 58X, CALLIES ULTRA I BEAM RODS 6.125", WISECO DIRECT INJECTED LT1 PISTON SET 4.125 w/ ARMOR PLATING, LATERAL GAS PORTS & UPG WRIST PIN, CUSTOM TOTAL SEAL RINGS, COATED CLEVITE MAIN & ROD BEARINGS, ARP MAIN STUD KIT INSTALLED, TAP AND PLUG DOD PASSAGES, ORING BLOCK AND HEADS. ASSEMBLED, BALANCED & BLUEPRINTED
Heads:
Prototype CID 6 Bold Heads, GM OEM titanium intake valves, Manley extreme duty exhaust valves and Manley NexteK dual valve springs
Engine Porn
Assembly
