55 57 CORV 8 cyl frame mtg frt L 3711639 1 1 75 55 57 CORV 8 cyl frame mtg frt R 3711640 1 1 75 55 CORV 8 cyl between water pump c1nd engine 3711636 1 2 45 56 57 CORV between water pump and engine 3728516 1 2 45 57 ALL 6 cyl unit front hvy duty usage 3742191 1 4 25 57 A1 L 8 cyl unit front hvy duty usage 3742192 1 4 25 55 57 CORV 8 cyl BRACE frt frame bracket npr 3711641 2 60 55 57 CORV 8 cyl BRACE frt frame bracket lwr 3711642 2 50 37 55 COMM UTIL 1stSer PLATE frt mtg top 7 x 2 wide 3657522 1 65 37 55 COMM UTIL 1stSer SHIELD frt mtg 71 1 2 wide 3656502 1 65 53 55 CORV 6 cyl SUPPORT bracket upr front 3706162 1 35 53 55 CORV 6 cyl SUPPORT bracket lwr L 3706163 1 75 53 55 CORV 6 cyl SUPPORT bracket lwr R 3706164 1 75 32 BA BB 33 55 COMM U 1 IL lst Ser RETAINER frt mtg 7 x 1 wide 368449 2 65 55 57 PASS 55 57 COMM UTIL 2nd Ser RETAINER frt large cushion 2 O D 3714359 4 15 0 033 BLOCK ASSEMBLY Cylinder PARTIAL ENGINE NOTE Partial engine includes block crankshaft camshaft timing gears pistons connect ing rods and front end plate Bolts on front end plate may have to be cut off flush when installing on PASS jobs 41 49 ALL w 235 cast 3693374 on block 3688771 1 210 00 NOTE When using 3688771 on 1941 jobs it is necessary to use 3705387 Flywheel 6 839756 Bolts and 3 3835664 Locks On 1941 47 models it is necessary to install Oil Pump Screen Cover Support w Pipe Part Nc 3835365 41 53 ALL w 216 cast 3835849 on block 3701166 1 1 207 00 TNOTE On 1941 jobs w 9 clutch plate use 839776 Flywheel and 6 839756 Bolts With 10 clutch plate use 3705387 Flywheel 6 839756 Bolts On 1941 47 models use Support w Pipe 3835365 Provide in clearance be tween support pipe and upper edge of oil pan tray opposite number 4 connecting rod Peen the ti ay ond qlso pam if necessary Do not bend oi pipe to secure clearance Generator Brac ket 3704771 must be used on models prior to 1950 50 52 ALL w 235 exc P G cast 3835692 aluminum 3701167 1 213 50 50 52 PASS w P G cast 3835692 fiber 3701168 1 213 50 53 PASS w P G cast 3701481 3703631 1 227 00 53 ALL w 235 exc P G cast 3701946 3703629 1 213 50 54 P ASS w P G cast 3835911 or 3733949 3707735 1 227 00 55 CORV 8 cyl 3719527 1 275 50 54 ALL 235 exc P G 55 COMM UTIL 235 lst Ser cast 3835911 or 3733949 3709607 6BI 227 00 54 55 ALL w 261 lst Ser cast 3703414 3707737 1 233 00 55 P ASS 6 cyl exc P G 55 COMM UTIL w 235 3730158 1 227 00 55 PASS 6 cyl w P G 56 57 PASS 6 cyl w tang type brgs 37270461 1 227 00 55 ALL 8 cyl w hyd tappets 3740058 1 275 50 55 PASS 8 cyl w mech tappets cast 3703524 3712757 1 275 50 55 57 ALL w 261 2nd Ser cast 3836340 3730155 1 233 00 56 ALL 8 cyl exc P G 4BC dual 4BC 3734105 1 275 50 56 PASS 8 cyl w P G or 4BC 37341041 1 275 50 56 PASS CORV w dual 4BC 37340931 1 275 50 56 57 COMM UTIL w 235 3730159 1 227 00 57 ALL w 265 3741048 1 275 50 57 PASS 8 cyl w A T 3741040 1 275 50 57 PASS w 4BC or dual 4BC exc A T 57 CORV 3741039 1 275 00 57 Ser 6 8 cyl 3741038 1 275 00 XNOTE Remove pilot bearing from crankshaft when using w P G Exchange Price Shown Add 10 00 to prices if used Chevrolet Cylinder Block Assembly is not exchanged GBNOTE When using on COMM w H T Flywheel Housing 3718080 must be used lNOTE When using on COMM w H T drill and tap 18 hole for oil cooler line 131 U 029 0 033