69 Pass Corvette 427 exc Police Sp H Per H D 3958651 Note 17 Note 31 1 66r68 Pass Corvette w Sp H Per 427 3930845 255 05 Note 17 1 67768 Corvette w HD 427 3953862 273 00 1 68 Corvette w Sp H 1r Per 327 3931636 230 60 1 68 Pass Corvette 327 exc Sp H Per 3931637 202 80 Note 26 1 68 Ser 10 thru 30 327 3961473 222 65 Note 30 1 68 69 All 307 3961468 188 25 Note 30 1 69 Pass Corvette w Sp H Per 427 3958653 262 50 Note 17 Note 31 1 69 Police w H Per 427 3960195 255 25 1 69 Corvette w H D 427 3958656 285 00 1 69 Ser 10 thru 30 w LP Gas 250 3958677 1 69 Ser 10 thru 30 w L P Gas 292t 3958678 1 69 Corvette w H Per 350 3961470 275 00 1 G9 Pass 327 3961471 208 65 Note 30 1 69 Pass Corvette 350 exc H Per Sp H Per 69 Ser 10 thru 30 w light duty 350 V 3961472 237 60 Note 30 1 69 Ser 10 thru 30 350 w L P Gas exc light duty 3961475 250 00 1 NOTE 18 On all models prior to 1948 the Suction Pipe Unit must he replaced hy 3712747 NOTE 17 0n passenger models replace the four hearing cap studs with four 3864804 holts NOTE 26 Some early 1968 passenger models use 1967 engines These will meet 1968 spec except as follows Cylinder and Case Assy Conn Rod Assy Crankshaft Assy lVlain and Conn Rod Bearings Replaceable element Oil Filters l y7pass valve and related parts These can he identified hy the oil filter 1968 use the throw away type oil filter Refer to the ahove 1967 components in their group NOTE 15 When using on models prior to 1968 it is necessary to transfer No 5 R H Bearing Cap Stud from replaced engine NOTE 14 Wheit using on models prior to 1968 it will he necessary to use 1968 Oil Pan Gasket Unit NOTE 29 1967 engines with date stamp FO619 thru end of production incorporate 1968 parts as follows Crankshaft Rear Bearing Oil Seal Rear Bearing Cap Oil Pan Gasket Refer to parts in their groups NOTE 31 V hen using on 1968 and past models it rs necessary to remove the two dowel pins from front of case when transferrng front end cover from replaced engine NOTE 30 hen using on 1968 models it is mandatory to use 3957985 Inlet lVlanifo d Gasket Unit UNIT Conversion 55 Pass 8 cyl 55 Ser 374 8 cyl exc H D 3765002 17 90 Note 23 1 NOTE 23 Required when installing 1956 V78 partial engines and fitted lrlock in 1955 Pass Comm and Truck models having four guart oil pan 55 Corvette 8 cyl 55 Ser 4 w I I D 8 cyl 3765004 27 05 Note 24 1 NOTE 24 Required when installing 1956 I r8 partial engines and fitted hlock in 1955 Corvette and Truck models having five guart oil pan 0 034 EXPANSION PLUGS COVER CLlP TUBE Cylinder Block Also see 8 970 All Al 838538 15 water jacket halance shaft hole cup type 15 8 A R 38759 All 6 r yl frt and rr in hlock 2 in 53 55 Corvette 6 cyl 3835121 20 lrt and rr 2 in A R 38r59 All Corvette 6 cyl 3835577 05 oil press pipe in l ock ililrgf O D cup shape A R 38 53 All 838127 10 2 dia 7 0 553 1 53755 Corvette 6 cyl 54 57 All 6 cyl 3 04158 10 1I rg dia 77 0 553 1 55760 All Corvette 8 cyl exc 348 3701638 05 oil pressure and tappet cup shape l r2 77 1 531 6 55757 All Corvette 8 cyl 3704794 10 cup type 2 ga dia 0 553 1 55 68 All Corvette 8 cyl exc 396 427 3738306 40 sguare socket water jacket hole II qi A R 58 69 Pass Corvette 348 396 409 427 ext Ai Cyl and Case 68769 Ser 10 thru 30 396 3743389 15 water jacket hole cup type 13 A OD 11 58 65 Pass 348 409 3736407 05 oil holes cup type 5 G O D 1 531 4 60 62 All 261 63 4 D 261 1st Ser 3759366 10 oil filter oil gallery hole Ip x Grg solid 1 63r65 G710 D7D 4 cyl 3788418 15 cyl head water jacket I5 G O D cup type A R 63 69 All 194 230 250 292 63 65 G710 D7D 4 cyl 3789860 15 water jacket rear 2 O D 7eup type 1 65 Pass Corvette 396 444776 15 oil gallery 6 0 L x G 0 D 8 971 9 1969 CHEVROLET IVIOTOR DIVISION GENERAL MOTORS CORPORAT ONL 0 033 0 034 P 0 10 REV 7 1 69