Core Plug Listings & Size Guide

Stock
Code

Description
IMPERIAL

Size

  

Stock Code

Description
METRIC

Size

  

Stock
Code

Description
METRIC

Size
UCP101 CUP CORE PLUG 5/16"   UCP60 CUP CORE PLUG 8.00 mm   UCP45 CUP CORE PLUG 40.00 mm
UCP102 CUP CORE PLUG 3/8 "   UCP69 CUP CORE PLUG 8.50 mm   UCP135 DISH CORE PLUG 40.00 mm
UCP103 CUP CORE PLUG 1/2 "   UCP70 CUP CORE PLUG 8.75 mm   UCP46 CUP CORE PLUG 41.50 mm
UCP1 CUP CORE PLUG 9/16"   UCP71 CUP CORE PLUG 9.00 mm   UCP58 DISH CORE PLUG 42.00 mm
UCP2 CUP CORE PLUG 5/8 "   UCP140 DISH CORE PLUG 9.00 mm   UCP63 CUP CORE PLUG 42.00 mm
UCP79 DISH CORE PLUG 5/8 "   UCP86 CUP CORE PLUG 9.50 mm   UCP116 CUP CORE PLUG 42.50mm
UCP3 CUP CORE PLUG 11/16"   UCP49 CUP CORE PLUG 10.00 mm   UCP47 CUP CORE PLUG 44.00 mm
UCP105 DISH CORE PLUG 11/16"   UCP72 CUP CORE PLUG 11.00 mm   UCP117 CUP CORE PLUG 44.50 mm
UCP4 CUP CORE PLUG 3/4 "   UCP141 DISH CORE PLUG 11.00 mm   UCP59 DISH CORE PLUG 45.00 mm
UCP51 DISH CORE PLUG 3/4 "   UCP90 DISH CORE PLUG 12.00 mm   UCP64 CUP CORE PLUG 45.00 mm
UCP106 DISH CORE PLUG 13/16"   UCP87 CUP CORE PLUG 12.00 mm   UCP118 CUP CORE PLUG 46.50 mm
UCP5 CUP CORE PLUG 7/8 "   UCP73 CUP CORE PLUG 14.00 mm   UCP65 CUP CORE PLUG 47.00 mm
UCP80 DISH CORE PLUG 7/8 "   UCP130 DISH CORE PLUG 14.00 mm   UCP24 CUP CORE PLUG 48.00 mm
UCP54 CUP CORE PLUG 15/16 "   UCP110 CUP CORE PLUG 14.30 mm   UCP96 DISH CORE PLUG 48.00 mm
UCP52 DISH CORE PLUG 1 "   UCP74 CUP CORE PLUG 14.50 mm   UCP32 CUP CORE PLUG 48.20 mm
UCP6 CUP CORE PLUG 1 "   UCP75 CUP CORE PLUG 15.00 mm   UCP78 CUP CORE PLUG 49.00 mm
UCP33 CUP CORE PLUG 1-1/16 "   UCP37 CUP CORE PLUG 16.00 mm   UCP66 CUP CORE PLUG 49.50 mm
UCP81 DISH CORE PLUG 1-1/16"   UCP131 DISH CORE PLUG 17.00 mm   UCP48 CUP CORE PLUG 50.00 mm
UCP107 DISH CORE PLUG 1-1/8"   UCP111 CUP CORE PLUG 17.00 mm   UCP97 DISH CORE PLUG 50.00 mm
UCP7 CUP CORE PLUG 1-1/8 "   UCP112 CUP CORE PLUG 17.50 mm   UCP31 CUP CORE PLUG 51.00 mm
UCP108 DISH CORE PLUG 1-3/16"   UCP38 CUP CORE PLUG 18.00 mm   UCP98 DISH CORE PLUG 52.00 mm
UCP8 CUP CORE PLUG 1-1/4 "   UCP76 CUP CORE PLUG 19.00 mm   UCP89 CUP CORE PLUG 54.00 mm
UCP82 DISH CORE PLUG 1-1/4 "   UCP61 CUP CORE PLUG 20.00 mm   UCP136 DISH CORE PLUG 54.00 mm
UCP83 DISH CORE PLUG 1-5/16"   UCP20 CUP CORE PLUG 22.00 mm   UCP99 DISH CORE PLUG 56.00 mm
UCP9 CUP CORE PLUG 1-5/16"   UCP88 CUP CORE PLUG 24.00 mm   UCP67 CUP CORE PLUG 56.50 mm
UCP10 CUP CORE PLUG 1-3/8"   UCP21 CUP CORE PLUG 25.00 mm   UCP119 CUP CORE PLUG 59.00 mm
UCP84 DISH CORE PLUG 1-3/8"   UCP132 DISH CORE PLUG 25.00 mm   UCP120 CUP CORE PLUG 60.00 mm
UCP11 CUP CORE PLUG 1-1/2"   UCP39 CUP CORE PLUG 26.00 mm   UCP137 DISH CORE PLUG 62.00 mm
UCP85 DISH CORE PLUG 1-1/2"   UCP22 CUP CORE PLUG 27.00 mm   UCP138 DISH CORE PLUG 63.00 mm
UCP68 CUP CORE PLUG 1-9/16 "   UCP133 DISH CORE PLUG 27.00 mm   UCP121 CUP CORE PLUG 67.50 mm
UCP12 CUP CORE PLUG 1-5/8"   UCP40 CUP CORE PLUG 28.00 mm        
UCP25 DISH CORE PLUG 1-5/8"   UCP50 CUP CORE PLUG 29.00 mm  

We stock Cup & Dish water jacket core plugs in both imperial & metric sizes.

All plugs are manufactured in bright mild steel & are zinc passivate plated. We also stock a popular range of boxed engine sets.
UCP14 CUP CORE PLUG 1-3/4"   UCP113 CUP CORE PLUG 29.20mm  
UCP26 DISH CORE PLUG 1-3/4"   UCP41 CUP CORE PLUG 30.00 mm  
UCP109 DISH CORE PLUG 1-7/8"   UCP93 DISH CORE PLUG 30.00 mm  
UCP15 CUP CORE PLUG 1-15/16"   UCP42 CUP CORE PLUG 32.00 mm  
UCP16 CUP CORE PLUG 1-61/64"   UCP134 DISH CORE PLUG 32.00 mm  
UCP17 CUP CORE PLUG 2"   UCP43 CUP CORE PLUG 33.50 mm  
UCP35 DISH CORE PLUG 2"   UCP44 CUP CORE PLUG 34.00 mm  
UCP18 CUP CORE PLUG 2.010 "   UCP29 CUP CORE PLUG 35.00 mm  
UCP55 CUP CORE PLUG 2-1/16"   UCP94 DISH CORE PLUG 35.00 mm  
UCP28 DISH CORE PLUG 2-1/8"   UCP23 CUP CORE PLUG 36.00 mm  
UCP56 CUP CORE PLUG 2-1/8"   UCP95 DISH CORE PLUG 36.00 mm  
UCP34 CUP CORE PLUG 2-3/16"   UCP62 CUP CORE PLUG 36.50 mm  
UCP36 DISH CORE PLUG 2-1/4"   UCP114 CUP CORE PLUG 38.00mm  
UCP57 CUP CORE PLUG 2-5/16"   UCP30 CUP CORE PLUG 38.25 mm  
UCP104 CUP CORE PLUG 2-3/8"   UCP77 CUP CORE PLUG 39.00 mm  
UCP53 DISH CORE PLUG 2-3/4"   UCP115 CUP CORE PLUG 39.50 mm