Page 158 of GM Performance Parts 2006 Catalog by GM Parts Direct

CHEVY SMALL-BLOCK V-8 NOTE: NOTE: VALVE SPRINGS AND SHIMS 12511890 Valve Stem Seal Kit Late-model V-8 seal kit for 11/32" diameter valve stems. Includes eight intake seals, eight exhaust seals, and 16 oil stem seals. Check for seal-to-guide interference with high-lift cams. 10241744 Valve Spring Retainer Used on 350 HO, 350 Ram Jet and HT383 12495493 Valve Spring Retainer Kit Kit of 16 P/N 14003974 caps as used on ZZZ, ZZ1, ZZ2, 350/300 HP, and 350/290 HP engines. These are the base caps for most V-8 and V-6 engines. 1-13/32" diameter retainer for springs P/N 3911068 and P/N 3927142. 10045007 Valve Spring Retainer For all ZZ3 series engines. When converting ZZZ, ZZ1 or ZZ2 engines to ZZ3 series cap, valve spring shield must be removed and add cap P/N 10045007, seal P/N 460483, and spacer P/N 10185066. 12495492 LT4 Valve Spring Cap Kit Kit for 5.7L LT4 engines includes 16 P/N 10212808 lightweight retainers. Use with spring kit P/N 12495494 and key kit P/N 12495503. Used on ZZ4, Fast Burn, LT4, and iron Vortec Bowtie heads. 330586 Aluminum Valve Spring Retainer For valve spring P/N 330585. 366254 Titanium Valve Spring Retainer For valve spring P/N 366282. 12495503 Valve Spring Key Kit Kit includes 32 keys of P/N 24503856 for 11/32" valve stems. Use on all small-block V-8 engines. 12484788 Intake Valve Seat Heat-treated, iron alloy intake valve seat for fast burn cylinder head P/N 12464298. Seat diameter is 2.149" O.D. and 1.85" I.D. 0.0005" and is 0.312" thick +/-0.002". 12484789 Exhaust Valve Seat Heat-treated, iron alloy exhaust valve seat for Fast Burn cylinder head P/N 12464298. Seat diameter is 1.688" O.D. and 1.330" I.D. 0.0005" and is 0.3125" thick 0.0025". 10212809 LT4 Valve Spring Shim Lightweight shims as used on 1996 LT4 Corvette special LT service heads P/N 12363287, and Fast Burn heads. Use with spring P/N 12551483. 10185066 Spring Shim Used on ZZ3 series 350 HO engines. Spacer is 1.35" O.D. x 0.561" I.D. x .050" thick. 3731058 Spring Shim 55/64" I.D. x 1-15/16" O.D. x 0.030" thick. 3875916 Spring Shim 55/64" I.D. x 1-31/64" O.D. x 0.015" thick. 3891521 Spring Shim 55/64" I.D. x 1-31/64" O.D. x 0.065" thick. 460483 Valve Stem Seal Used on all ZZ series 350 HO engines. Sold individually; 16 required per engine. 10212810 LT4 Valve Stem Seal Seal used on LT4 heads and GM Performance Parts head assemblies P/N 25534421, 25534431, 12363287 and 12464298. Steel Valve Spring Retainer Titanium Valve Spring Retainer 156

[close]