Here's all the info I gathered so far.
Some of it does conflict a bit.
Valve spring
installed height=2.141"
Od 1.367"
Wire od=.0188
Lifter
2.317" tall
0.988" od
Pushrod
7 13/16" long
Shaft
17 7/8"
0.791" od
0.496 id
Multiple 0.1" oil holes
0.335" hole at each end
2 bolt pedestal
2.233" tall
0.385 bolt hole
0.972 hole to hole min
1.119 shaft hole to base
0.791 shafthole
One bolt pedestal
0.147 from small from top to flat
Depth of 0.814"
0.84 from oil hole to round face
Roundface to flat 0.112
0.166 offset boot hole to oil hole
Rocker
2.719" tip to tip
1" thick
Valley cover
19"
Rockers
Width=1.01"
Hole od=0.789"
Distance between= 3.3"
Cap width=1.226"
2.75" length
73-up
28" between rails(inside of C)
702 v12
-3.124" mains (thunderV12.com)
-1.6" pins
-~7" rods
^last two are from (
http://www.bangshift.com/forum/forum...cu-in-v6/page2)
Confirmed 1.24" OD wrist pins
2.811 rod journal
^
http://www.bangshift.com/forum/forum...3-478-cu-in-v6
-Exhaust Valves
New Old Replacement Stock (NORS) made in USA by TRW.
* Head Dia 1-53/64
* Stem Length 5-13/16
* Stem Dia .434
* Type Grooved
* Seat Angle 45°
TRW SC2330N
GM 2383318
^ebay listing 221603150615
Melling exhaust valve
* Head Diameter: 1.565
Oriellys V0580
Intake valve guide
* Vintage
* Standard Size
* 0.342 Inch I.D.
* 2.75 Inch Overall Length
* Guide Type: Plain
* Inside Diameter (In): 0.342 Inch
* Inside Diameter (mm): 8.687
* Outside Diameter (In): 0.502
* Outside Diameter (mm): 12.751
Oriellys VG5037
Pushrod
* 7.989 Inch Overall Length
Oreillys RP3099
Pushrod
* Diameter (In): 5/16 Inch
* Length (In): 7.645 Inch
Oreillys MPR121
211-2036*CLEVITE intake valve
fits GMC:
351cid v6, 1964-1967, Diesel*Engines, 2.260" Head Diameter
351cid v6,*1966-1969,*2.260" Head Diameter
401cid v6,*1966-1972,*2.260" Head Diameter
432cid v6,*1973-1974,*2.260" Head Diameter
^ebay listing 371009149096
-Intake valve-
* Head Dia 2.160
* Stem Length 5.849
* Stem Dia .3725
* Seat Angle 30°
* Sealed Power V1563
^Ebay listing 221587715714
Intake valve (305)
* Head Dia 2
* Stem Length 5-13/16
* Stem Dia .341
* Seat Angle 30°
* Type Lock Grooved
* TRW V2327
* RMC V3257
OEM GMC 2368098
^ebay listing 321679596667
2474281 pn rod 478
^eBay listing 282243468585
Con Rod Bearings
6200CP
0.020" / .50mm*Con Rod Bearings
OD 3.016"
ID 2.8117"
Length .935"
Wall Thickness .1010/.1015"
^ebay listing 321887078220
"New old stock piston set for GM 351 V6 truck engine from the 60's. *Includes 6 pistons and pins, ring set and pin clips. *
4 9/16 bore,
approx 2 9/16 comp. height,
approx 1 1/4 pins. *
Parts are in good condition."
^ebay listing 322341673092