ENGlNE CLUTCH 69 Corvette w 1 1 0 427 lst design 3974228 1 781 00 Note 7 4 A 69 Corvette w H13 427 2nd design 3970699 1 704 00 Note 7 v v v fl O E 7 Part a eng nes 3974228 ZS des gn and 7970699 2nd des gn are not irrrerchaligeebie Per el eng ne 3970699 has oat ng prlston desrgn and is used with open chamber cylinder heed 68 Corvette w Sp H Per 327 3933044 1 517 00 68 Corvette 327 exc Sp l l Per 3970654 1 473 00 69 70 Corvette w H Per 350 3970653 1 715 00 69 70 Corvette 350 exc H Per Sp H Per 3970655 1 484 85 70 Corvette 454 exo 1 D 3981818 1 731 50 70 Corvette Sp H Per 350 3966921 1 715 00 71 72 Corvette 350 exo Sp H Per 3997466 1 484 85 71 72 Corvette w Sp H Per 350 3997472 1 618 40 71 Corvette w Sp H F er 454 3997548 1 753 50 71 72 Corvette w H Per 454 6272185 1 713 90 73 Corvette 350 exo Sp H Per 74 Corvette 350 exc NB2 Sp H Per 6259426 1 484 85 73 Corvette 454 6259224 1 713 90 73 74 Corvette vv Sp H Per 350 6259513 1 715 00 74 Corvette w NB2 350 exc Sp H Per 344487 1 484 85 74 Corvette 454 345016 1 682 00 FITTED CYLINDER BLOCK Includes Pistons Pins Rings and Bearings 58 61 Corvette 283 exc F1 w H L Cam 3970128 1 249 70 62 66 Corvette 327 exc F l H Per Sp H Per 67 Corvette 327 exc H Per Sp H Per F1 3970134 1 293 70 62 67 Corvette vv Sp H Per F l 327 3970136 1 304 70 65 Corvette w Sp H Per 396 3981811 1 374 00 66 68 Corvette 427 exc Sp l l Per 69 Corvette 427 exc Sp H Per rl 0 3970683 1 370 70 Note 7 66 69 Corvette w Sp H Per 427 3970685 1 379 50 Note 7 NOTE 7 When us tg on 7968 and past models it is necessary to remove the two dowel p ns from front of case when transfer ng front end cover from replaced eng ne 67 68 Corvette w l l D 427 3974227 1 408 10 68 Corvette w Sp H Per 327 3931636 1 330 00 68 Corvette 327 exo Sp H Per 3970644 1 293 70 69 Corvette w 1 1 0 427 3958656 1 408 10 69 70 Corvette w H Per 350 3970643 1 387 20 69 70 Corvette 350 exo H Pen Sp H Per 3970645 1 339 90 70 Corvette w Sp l Per 350 3966920 1 387 20 70 Corvette H Per 454 3981808 1 396 00 Note 8 NO TE 8 Transfer brg cap studs from replaced engzne 71 Corvette vv Sp H Per 454 3997547 1 458 70 71 Corvette w l l Per 454 3997486 1 396 00 71 72 Corvette 350 exc Sp H Per 3997426 1 339 90 71 74 Corvette vv Sp H Per 350 3997428 1 387 20 72 Corvette vv H Ver 454 6272178 1 396 00 73 Corvette 454 6259223 1 396 00 73 74 Corvette 350 exc Sp H Per 6259425 1 339 90 74 Corvette 454 345014 1 484 85 0 034 EXPANSION PLUGS Cylinder Block Also see 8 970 53 73 Corvette 838538 1 15 water jacket hole 15 8 0 0 cup type 53 55 Corvette 6 cyl 3835121 AR 26 frt and rr 2 in 53 55 Corvette 6 cyl 3835577 A R 11 oil press pipe in block 9 gz 0 0 cup shape 53 55 Corvette 6 oy 3704158 1 15 2 3 dia 0 553 55 60 Corvette 8 oyl 3701638 6 1O oil pressure and teppet sup shape 2 1 531 55 57 Co vette 8 cyl 3704794 1 15 cup type 2 tu dia 0 553 55 68 Couvette 8 cyl ext 396 427 3738306 AR 43 square socket water jacket hole 1 t 58 74 Corvette 396 427 454 exc AL Cyl and Case 3743389 11 20 water jacket hole cup type 13 0 0 65 Corvette 396 444776 9 15 oil gallery 7 is 0 L x 7 B O D 8 971 65 69 Corvette 396 427 1 1974 GM PARTS D ViSl0N GENERAL MOTORS CORPORATION CHEVROLET P A 305 1 0 033 0 4034 0 2 REV 9 74