Finally the long wait is over, it took three months for my new 540 cid Merlin IV arrive from Ohio to Finland.
Nothing spectacular or all out latest fancy dandy, but a stout pump gas piece under my 8-71.
World Merlin IV 9.8" deck block 4.500" bore
Ohio Crank 4340 forged crank 4.25" stroke, double keyway snout upgrade for blower use
Ohio Crank Extreme Duty I-beam rods 6.385" long w. ARP2000 bolts, upgrade from H-beam
JE forged blower pistons -20cc dish. 8.4:1 CR zero deck
Total Seal file fit rings
Internal balance
Comp Cams solid roller blower cam Duration 300/308 deg advertised, at 050" Lift: 255 int./262 exh, lift int .652"/ex .652" lobe sep. 114
Morel solid roller lifters .300" longer
Scorpion Race Series alu roller rocker arms 1.7:1 ratio 7/16" stud mount w. polylocks
Roller timing set + thrust washer + chrome cover
Brodix Dragon Slayer DS365 heads. 2.35" intake 1.88" exhaust. Solid roller springs 255 lbs seat / 610 lbs open max lift .700" 1.950" installed height
ARP head studs, Fel Pro MLS gaskets
Canton 7qt Drag Race oil pan, HV pump
ATI double keyway SFI balancer
OC SFI flexplate
Weiand polished blower intake w. pop-off
Hampton polished 8-71 blower
QF 850 cfm double pumper blower carbs x2
MSD pro billet small base distributor
Aeromotive A2000 fuel pump
Mallory billet regulator
MSD 8.5mm plug wires