Originally Posted by chr2002ca
(Post 459920)
Shortblock part numbers, specs, and labor for those who like details:
GM ZL1 Block - new version of block from GM, 12370850
Pistons - 4.280 bore - SRP Forged, 26cc dome, 212142-8
Callies Compstar Crank - 4.250 stroke, internal balance, 2-piece seal, 2.2" rod journ, BBP425-CS
Callies H-beam Rods - 6.385 inch length, H-beam, ARP 2000 fasteners included, CSB6385ES3B9AH
Piston Rings - JE, Plasma-moly, 4.280 in. Bore, 1/16 in. 1/16 in., 3/16 in, S100S8-42805
Cam - Gen VI step-nose custom grind, billet steel core with cast gear, Comp Cams custom
Timing Chain Set - Comp Cams double roller, billet, key adjustable, Gen VI, 7101
Cam retention plate and screws - for Gen VI cam in Gen IV block (2) 14093637, 10168501
Timing Chain cover - Milodon 1-piece aluminum, Gen IV, 14855
Timing Chain cover seal and gaskets - Mr. Gasket, MRG-17, MRG-4794G
Harmonic Balancer/Dampener - ATI (internal balance), 917060
Harmonic Balance Bolt - ARP, 135-2501
Road Racing Oil Pan - Milodon 31555
Dipstick - Milodon flex stainless, 22010, Streetside
Oil pump pickup - Milodon, 18465
Oil Pump - Melling High Volume M77HV
Oil Pump shaft - ARP, 135-7901
Oil Pan gasket - Mr. Gasket one piece MRG-6663G
Cam bearings: Dart coated
Valley screen kit: Pettis BBC-multi
Oil filter pad plug material: aluminum
Oil filter adapter: GMPP
Windage tray: Milodon
Windage tray mount spacer material / bolts
Oil pump stud: ARP
Rear main seal: Fel-Pro viton
Timing pointer: ATI billet
Specs, compression ratio:
Bore 4.28
Stroke 4.25
Rod Length 6.385
Pistom Dome CC -26
Head CC 119
Estimated Compression Ratio 10.44
Labor (Incomplele list. Some things will be added on as we go.)
ROTATING ASSEMBLY
hone pin bores: pistons <size adjust>
hone pin bores: rods <size adjust>
balance rotating assembly: internal
detail piston domes
BLOCK
align hone mains w/studs <size adjust>
surface / index / set deck heights
bore & chamfer cylinders
radius cylinder bottoms
performance finish hone cylinders w/plate & mains
machine / install valley screen kit: bolt in multi type
machine block for rot assy: first setup & cut
machine cooling system holes in decks
detail casting
measure lifter bores, hone
ASSEMBLY
install / fit standard slider cam bearings
machine timing cover for pointer fit
fab oil filter pad plugs & install
machine for countersink bolt in oil pump
fab windage tray mount spacers
hone damper hub
blueprint / assemble: performance short block
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