454 ENGINE ASSEMBLY 0 629 PISTON ASSY wlth Pin NOTE Individual piston assemblies are available for warranty purposes and for replacement of pistons damaged when making repairs to eng ne assemblies When ordering such parts it is necessary that you specify on your order the reason the parts are required and also that the fo lowing note appears on your order Do not ship unit package quantity ENGINE SERVICE PISTON DIAMETER RANGE LIMITS I DISFLACEMENT BASIC SIZE ALUMINUM NOTE The above chart le for information purposes only Refer to Chart for Model Application I NOTE See Dealer Price Schedule for appl cable prices PISTON CHART STD 001 0 S 010 0 S 020 0 5 030 0 8 040 O S 70 All 454 exc Sp H Per L H 3976015 3976019 3976023 3976027 70 All 454 exc Sp H Per R I 3976016 3976020 3976024 3976028 70 All w Sp H Per 454 3978013 3976017 3976021 3976025 71 All 454 exc Sp H Per 353058 3993875 3993876 3993877 72 All 454 353058 3993875 3993877 71 All w Sp H Per 454 6262976 e 6262979 73 All 454 I 353058 353059 353061 74 75 All 454 4 340206 340207 340208 0 643 RING UNIT Piston Service Sets NOTE See Dea er Price Schedule for applicable prices Original Equipment Type Complete Set far Engine Per Container unless Otherwise O B STD 020 0 5 030 0 S 70 72 All 454 328536 3888309 326541 1 73 75 All 454 328536 328541 9 Single cylinderbnlv 0 646 CRANKSHAFT 70 Pass Chevelle w A T4 454 exc sn H Per 73 75 All 454 336782 1 184 00 Note 1 70 Chevelle 454 exc Sp H Per Monte Carlo A T 3975945 1 184 00 70 71 All w Sp H Per 454 3983523 1 277 00 Nota 1 71 72 All 454 exc Sp H Per 3993878 1 257 00 Note 1 NOTE I When used on A 77 It will be necessary to remove the pi ot bearing 0 649 BEARING Crankshaft Clutch Pilot 70 74 All 454 3752487 1 1 30 bush type az D X 1 u 0 D x 0 659 BALANCER PULLEY Crankshaft NOTE ln some cases double groove pulleys may be used in place of single groove pulleys NOTE Crankshaft harmonic balancer is also referred to as torsional damperi 70 72 All 454 exc Sp H Per 73 All 454 exc A T 3963529 1 49 50 73 75 All w A T 454 330849 1 29 25 70 71 All w Sp H Per 454 3963530 1 49 50 70 72 All 454 exo C A C Sp H Per 3955290 1 10 15 PULLEY 2 groove 70 7I All w Sp H Per 454 3955291 1 10 15 PULLEY 2 groove 70 Chevelle w Air Cond 454 70 Pass w C A C A T 454 70 Pass w Acc Alr Cond 454 71 72 All w Alr Cond 454 73 75 All 454 3937787 1 14 30 PULLEV 3 groove Note 1 NOTE I Not used on models having Acc Air Const and 2 56 or 2 73 ax e ratio 70 All w P S 454 exc C A C Sp H Per 4 3956666 1 10 15 PULLEY ASSY 2 groove 4 GM PARTS DIVISION GENERAL MOTORS CORPORATION CHEVROLET 11 I 0 629 0 659 one REV 4 77 I