{"id":7513,"date":"2026-01-24T17:41:22","date_gmt":"2026-01-24T16:41:22","guid":{"rendered":"http:\/\/www.railway-models-and-art.co.uk\/blog\/?p=7513"},"modified":"2026-01-24T17:41:22","modified_gmt":"2026-01-24T16:41:22","slug":"mok-8f-8425-more-motion-frustrations-part-2","status":"publish","type":"post","link":"http:\/\/www.railway-models-and-art.co.uk\/blog\/?p=7513","title":{"rendered":"MOK 8F 8425 &#8211; More Motion Frustrations Part 2"},"content":{"rendered":"\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\">The first one was a success in terms of increasing the range of movement I made it from 5mm Nickel bar and in the end, I made four.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"http:\/\/www.railway-models-and-art.co.uk\/blog\/wp-content\/uploads\/2026\/01\/Valve-spindle-block-stage-1-scaled.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"362\" src=\"http:\/\/www.railway-models-and-art.co.uk\/blog\/wp-content\/uploads\/2026\/01\/Valve-spindle-block-stage-1-1024x362.jpg\" alt=\"\" class=\"wp-image-7514\" srcset=\"http:\/\/www.railway-models-and-art.co.uk\/blog\/wp-content\/uploads\/2026\/01\/Valve-spindle-block-stage-1-1024x362.jpg 1024w, http:\/\/www.railway-models-and-art.co.uk\/blog\/wp-content\/uploads\/2026\/01\/Valve-spindle-block-stage-1-300x106.jpg 300w, http:\/\/www.railway-models-and-art.co.uk\/blog\/wp-content\/uploads\/2026\/01\/Valve-spindle-block-stage-1-768x272.jpg 768w, http:\/\/www.railway-models-and-art.co.uk\/blog\/wp-content\/uploads\/2026\/01\/Valve-spindle-block-stage-1-1536x543.jpg 1536w, http:\/\/www.railway-models-and-art.co.uk\/blog\/wp-content\/uploads\/2026\/01\/Valve-spindle-block-stage-1-2048x724.jpg 2048w, http:\/\/www.railway-models-and-art.co.uk\/blog\/wp-content\/uploads\/2026\/01\/Valve-spindle-block-stage-1-500x177.jpg 500w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"http:\/\/www.railway-models-and-art.co.uk\/blog\/wp-content\/uploads\/2026\/01\/Valve-spindle-block-stage-2-scaled.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"470\" src=\"http:\/\/www.railway-models-and-art.co.uk\/blog\/wp-content\/uploads\/2026\/01\/Valve-spindle-block-stage-2-1024x470.jpg\" alt=\"\" class=\"wp-image-7515\" srcset=\"http:\/\/www.railway-models-and-art.co.uk\/blog\/wp-content\/uploads\/2026\/01\/Valve-spindle-block-stage-2-1024x470.jpg 1024w, http:\/\/www.railway-models-and-art.co.uk\/blog\/wp-content\/uploads\/2026\/01\/Valve-spindle-block-stage-2-300x138.jpg 300w, http:\/\/www.railway-models-and-art.co.uk\/blog\/wp-content\/uploads\/2026\/01\/Valve-spindle-block-stage-2-768x352.jpg 768w, http:\/\/www.railway-models-and-art.co.uk\/blog\/wp-content\/uploads\/2026\/01\/Valve-spindle-block-stage-2-1536x705.jpg 1536w, http:\/\/www.railway-models-and-art.co.uk\/blog\/wp-content\/uploads\/2026\/01\/Valve-spindle-block-stage-2-2048x940.jpg 2048w, http:\/\/www.railway-models-and-art.co.uk\/blog\/wp-content\/uploads\/2026\/01\/Valve-spindle-block-stage-2-500x229.jpg 500w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"http:\/\/www.railway-models-and-art.co.uk\/blog\/wp-content\/uploads\/2026\/01\/Valve-spindle-block-stage-2-2.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"773\" src=\"http:\/\/www.railway-models-and-art.co.uk\/blog\/wp-content\/uploads\/2026\/01\/Valve-spindle-block-stage-2-2-1024x773.jpg\" alt=\"\" class=\"wp-image-7516\" srcset=\"http:\/\/www.railway-models-and-art.co.uk\/blog\/wp-content\/uploads\/2026\/01\/Valve-spindle-block-stage-2-2-1024x773.jpg 1024w, http:\/\/www.railway-models-and-art.co.uk\/blog\/wp-content\/uploads\/2026\/01\/Valve-spindle-block-stage-2-2-300x226.jpg 300w, http:\/\/www.railway-models-and-art.co.uk\/blog\/wp-content\/uploads\/2026\/01\/Valve-spindle-block-stage-2-2-768x580.jpg 768w, http:\/\/www.railway-models-and-art.co.uk\/blog\/wp-content\/uploads\/2026\/01\/Valve-spindle-block-stage-2-2-1536x1159.jpg 1536w, http:\/\/www.railway-models-and-art.co.uk\/blog\/wp-content\/uploads\/2026\/01\/Valve-spindle-block-stage-2-2-2048x1546.jpg 2048w, http:\/\/www.railway-models-and-art.co.uk\/blog\/wp-content\/uploads\/2026\/01\/Valve-spindle-block-stage-2-2-397x300.jpg 397w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"http:\/\/www.railway-models-and-art.co.uk\/blog\/wp-content\/uploads\/2026\/01\/Valve-spindle-block-stage-3.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"599\" src=\"http:\/\/www.railway-models-and-art.co.uk\/blog\/wp-content\/uploads\/2026\/01\/Valve-spindle-block-stage-3-1024x599.jpg\" alt=\"\" class=\"wp-image-7517\" srcset=\"http:\/\/www.railway-models-and-art.co.uk\/blog\/wp-content\/uploads\/2026\/01\/Valve-spindle-block-stage-3-1024x599.jpg 1024w, http:\/\/www.railway-models-and-art.co.uk\/blog\/wp-content\/uploads\/2026\/01\/Valve-spindle-block-stage-3-300x176.jpg 300w, http:\/\/www.railway-models-and-art.co.uk\/blog\/wp-content\/uploads\/2026\/01\/Valve-spindle-block-stage-3-768x449.jpg 768w, http:\/\/www.railway-models-and-art.co.uk\/blog\/wp-content\/uploads\/2026\/01\/Valve-spindle-block-stage-3-1536x899.jpg 1536w, http:\/\/www.railway-models-and-art.co.uk\/blog\/wp-content\/uploads\/2026\/01\/Valve-spindle-block-stage-3-500x293.jpg 500w, http:\/\/www.railway-models-and-art.co.uk\/blog\/wp-content\/uploads\/2026\/01\/Valve-spindle-block-stage-3.jpg 1882w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Ultimately leaving me with this<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"http:\/\/www.railway-models-and-art.co.uk\/blog\/wp-content\/uploads\/2026\/01\/Replacement-Valve-Spindle.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"924\" height=\"575\" src=\"http:\/\/www.railway-models-and-art.co.uk\/blog\/wp-content\/uploads\/2026\/01\/Replacement-Valve-Spindle.jpg\" alt=\"\" class=\"wp-image-7518\" srcset=\"http:\/\/www.railway-models-and-art.co.uk\/blog\/wp-content\/uploads\/2026\/01\/Replacement-Valve-Spindle.jpg 924w, http:\/\/www.railway-models-and-art.co.uk\/blog\/wp-content\/uploads\/2026\/01\/Replacement-Valve-Spindle-300x187.jpg 300w, http:\/\/www.railway-models-and-art.co.uk\/blog\/wp-content\/uploads\/2026\/01\/Replacement-Valve-Spindle-768x478.jpg 768w, http:\/\/www.railway-models-and-art.co.uk\/blog\/wp-content\/uploads\/2026\/01\/Replacement-Valve-Spindle-482x300.jpg 482w\" sizes=\"auto, (max-width: 924px) 100vw, 924px\" \/><\/a><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">The two valve blocks together<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"http:\/\/www.railway-models-and-art.co.uk\/blog\/wp-content\/uploads\/2026\/01\/Both-Valve-Spindles.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"575\" src=\"http:\/\/www.railway-models-and-art.co.uk\/blog\/wp-content\/uploads\/2026\/01\/Both-Valve-Spindles-1024x575.jpg\" alt=\"\" class=\"wp-image-7520\" srcset=\"http:\/\/www.railway-models-and-art.co.uk\/blog\/wp-content\/uploads\/2026\/01\/Both-Valve-Spindles-1024x575.jpg 1024w, http:\/\/www.railway-models-and-art.co.uk\/blog\/wp-content\/uploads\/2026\/01\/Both-Valve-Spindles-300x169.jpg 300w, http:\/\/www.railway-models-and-art.co.uk\/blog\/wp-content\/uploads\/2026\/01\/Both-Valve-Spindles-768x432.jpg 768w, http:\/\/www.railway-models-and-art.co.uk\/blog\/wp-content\/uploads\/2026\/01\/Both-Valve-Spindles-500x281.jpg 500w, http:\/\/www.railway-models-and-art.co.uk\/blog\/wp-content\/uploads\/2026\/01\/Both-Valve-Spindles.jpg 1479w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">This is the difference that they make in the amount of travel.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"http:\/\/www.railway-models-and-art.co.uk\/blog\/wp-content\/uploads\/2026\/01\/Combination-Lever-Travel-Limit-2A-Copy-scaled.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"429\" src=\"http:\/\/www.railway-models-and-art.co.uk\/blog\/wp-content\/uploads\/2026\/01\/Combination-Lever-Travel-Limit-2A-Copy-1024x429.jpg\" alt=\"\" class=\"wp-image-7521\" srcset=\"http:\/\/www.railway-models-and-art.co.uk\/blog\/wp-content\/uploads\/2026\/01\/Combination-Lever-Travel-Limit-2A-Copy-1024x429.jpg 1024w, http:\/\/www.railway-models-and-art.co.uk\/blog\/wp-content\/uploads\/2026\/01\/Combination-Lever-Travel-Limit-2A-Copy-300x126.jpg 300w, http:\/\/www.railway-models-and-art.co.uk\/blog\/wp-content\/uploads\/2026\/01\/Combination-Lever-Travel-Limit-2A-Copy-768x322.jpg 768w, http:\/\/www.railway-models-and-art.co.uk\/blog\/wp-content\/uploads\/2026\/01\/Combination-Lever-Travel-Limit-2A-Copy-1536x644.jpg 1536w, http:\/\/www.railway-models-and-art.co.uk\/blog\/wp-content\/uploads\/2026\/01\/Combination-Lever-Travel-Limit-2A-Copy-2048x858.jpg 2048w, http:\/\/www.railway-models-and-art.co.uk\/blog\/wp-content\/uploads\/2026\/01\/Combination-Lever-Travel-Limit-2A-Copy-500x210.jpg 500w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">One problem solved so onto the next\u2026<\/p>\n<\/blockquote>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[6],"tags":[],"class_list":["post-7513","post","type-post","status-publish","format-standard","hentry","category-mok-8f"],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"http:\/\/www.railway-models-and-art.co.uk\/blog\/index.php?rest_route=\/wp\/v2\/posts\/7513","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.railway-models-and-art.co.uk\/blog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.railway-models-and-art.co.uk\/blog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.railway-models-and-art.co.uk\/blog\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.railway-models-and-art.co.uk\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=7513"}],"version-history":[{"count":1,"href":"http:\/\/www.railway-models-and-art.co.uk\/blog\/index.php?rest_route=\/wp\/v2\/posts\/7513\/revisions"}],"predecessor-version":[{"id":7522,"href":"http:\/\/www.railway-models-and-art.co.uk\/blog\/index.php?rest_route=\/wp\/v2\/posts\/7513\/revisions\/7522"}],"wp:attachment":[{"href":"http:\/\/www.railway-models-and-art.co.uk\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=7513"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.railway-models-and-art.co.uk\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=7513"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.railway-models-and-art.co.uk\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=7513"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}