Teflon piston wrist pin retainer buttons, tru arc and spiral locks, piston barrel cylinder shims, cylinder head spacers, copper head gaskets for VW Volkswagen. TEFLON PISTON PIN RETAINER BUTTONS Prevent costly engine damage. The failure of the small and f

Teflon piston wrist pin retainer buttons, tru arc and spiral locks, piston barrel cylinder shims, cylinder head spacers, copper head gaskets for VW Volkswagen. TEFLON PISTON PIN RETAINER BUTTONS Prevent costly engine damage. The failure of the small and fragile stock clips that are easily damaged during installation can cause total engine destruction. Teflon retainers are easy to install and will not break or wear out. Easy press-in installation. Sizes for all piston diameters. 8 piece engine set. Buttons may fit tight in different manufacturers wrist pins. 4070 85.5mm Teflon Retainer Buttons, Set of 8 4071 87/88mm Teflon Retainer Buttons, Set of 8 4073 90.5mm Teflon Retainer Buttons, Set of 8 4074 92mm Teflon Retainer Buttons, Set of 8 4075 94mm Teflon Retainer Buttons, Set of 8 PISTON PIN RETAINERS We offer two types. The Spiral retainers fit securely in the retainer groove to prevent galling by the pin. Hi-performance engine builders have always favored the Tru-Arc type. Fits all pistons with 22mm diameter pins. Set of 8. 4068 Tru-Arc Piston Pin Retainers, Set of 8 4069 Spiral Piston Pin Retainers, Set of 8 21-7410 21-6010

CYLINDER SHIM SETS
Steel shims allow for adjusting deck height without machining the pistons. Corrects for increase in stroke and compensates when case is surface machined. Clearanced for standard 8mm studs. Sold in sets of 4.
*If noted, the shims have been clearanced for 8mm and 10mm studs

85.5mm/87mm/88mm CYL SHIMS         90.5mm/92mm CYL SHIMS

21-6010 .010"                                                21-7020 .010"
21-6020 .020"                                                21-7030* .020"
21-6030 .030"                                                21-7040* .030"
21-6040 .040"                                                21-7050* .040"
21-6060 .060"                                                21-7068* .060"
21-6090 .090"                                                21-7076* .090"

94mm CYL SHIMS                 1700cc, 1800cc & 2.0 TYPE 4 Cyl. Shims
21-7410* .010"                                              21-7510 .010"
21-7420* .020"                                              21-7520 .020"
21-7430* .030"                                              21-7530 .030"
21-7440* .040"                                              21-7540 .040"
21-7460* .060"                                              21-7560 .060"
21-7490* .090"                                              21-7590 .090"

CYLINDER HEAD SPACERS
Steel spacers allow for adjusting deck height / compression ratio easily without removing the cylinders. Compensates for zero deck height when heads have been machined or in stroker setups. Sold in sets of 4 only. 21-5008 Head Spacers, 1500-1600cc, .030", Set of 4 21-7616 Head Spacers, 1500-1600cc, .040", Set of 4 21-5009 Head Spacers, 1500-1600cc, .060", Set of 4 COPPER HEAD GASKETS Many top engine builders recommend and use Copper Head Gaskets when adjusting deck height / compression ratio in performance applications. Available in sets of 4 in popular large cylinder sizes. 16-9529 Copper Head Gaskets 90.5mm/92mm .040" (4) 16-9530 Copper Head Gaskets 90.5mm/92mm .050" (4) 16-9531 Copper Head Gaskets 90.5mm/92mm .060" (4) 16-9532 Copper Head Gaskets 94mm .040" (4) 16-9533 Copper Head Gaskets 94mm .050" (4) 16-9534 Copper Head Gaskets 94mm .060" (4)