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Location: Home » Catalog » Valve Spring Sims

Valve Spring Sims

    Sets of shims include 8-0.060, 4-0.030, and 8-0.015 shims, more than enough for two heads. Absolutely a must for proper spring tension adjustments and to protect heads from chaffing. Bulk of 100 available for shops. Made in the USA.

     Product Name   Description   MSRP Price   Our Price+   Cash Price 
     GB 284  Set of heavy duty hardened (heat treated) spring shims for the larger Chevy spring (1.445") size. Include 8-0.060, 4-0.030, and 8-0.015 shims, more than enough for two heads. Use with GB 272A and GB 272BR springs. Requires the head spring boss to be machined. See GB 706CH boss cutter blade.   $18.30   $13.31   $12.80 
     GB 284A  100 bulk Chevy valve spring shims 0.060"   $58.55   $42.59   $40.95 
     GB 284B  100 bulk Chevy valve spring shims 0.030"   $58.55   $42.59   $40.95 
     GB 284C  100 bulk Chevy valve spring shims 0.015"   $58.55   $42.59   $40.95 
     GB 285  Set for single springs, stock OD and ID. No machining required. For stock and single HD outer springs for Type I GB 271.   $13.49   $9.50   $9.50 
     GB 285A  100 bulk single/outer only valve spring shims 0.060"   $51.50   $37.44   $36.00 
     GB 285B  100 bulk single/outer only valve spring shims 0.030"   $51.50   $37.44   $36.00 
     GB 285C  100 bulk single/outer only valve spring shims 0.015"   $51.50   $37.44   $36.00 
     GB 286  Set for dual and triple springs for high performance heads with our GB 269 and 273A springs, 5/8" ID. Include 8-0.060, 4-0.030, and 8-0.015 shims, more than enough for two heads. Requires the head spring boss to be machined. See GB 706 boss cutter.   $13.59   $9.50   $9.50 
     GB 286A  100 bulk inner/outer valve spring shims 0.060"   $51.50   $37.44   $36.00 
     GB 286B  100 bulk inner/outer valve spring shims 0.030"   $51.50   $37.44   $36.00 
     GB 286C  100 bulk inner/outer valve spring shims 0.015"   $51.50   $37.44   $36.00 
    Displaying 1 to 12 (of 12 products) Result Pages:  1 



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