{"title":"PMO Gaskets, Seals \u0026 Insulators","description":"\u003cp\u003eThe thin line between a clean idle and a vacuum leak. Base gaskets, manifold gasket sets, insulators and seals — the unglamorous parts a proper carburetor setup lives or dies on.\u003c\/p\u003e","products":[{"product_id":"pmo-carburetor-rebuild-kit-40mm-46mm-50mm-for-porsche-911-pmo-sets-pm-o700-701-702","title":"PMO Carburetor Rebuild Kit | Porsche 911 PMO 40\/46\/50mm Sets | Gaskets, Seals \u0026 Diaphragms (PM-O700\/701\/702)","description":"\u003ch2\u003e\u003cb\u003ePMO Carburetor Rebuild Kit — 40mm \/ 46mm \/ 50mm for Porsche 911 PMO Sets (PM-O700\/701\/702)\u003c\/b\u003e\u003c\/h2\u003e\n\u003cp\u003eThe official \u003cb\u003ePMO Carburetor Rebuild Kit\u003c\/b\u003e has everything you need to refresh a worn or stuck pair of PMO carburetors. It includes all the gaskets, seals, and o-rings PMO uses at the factory, plus base gaskets and accelerator pump diaphragms. Available in \u003cb\u003e40mm, 46mm, and 50mm\u003c\/b\u003e sizes to match your specific PMO carb set.\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eVehicle Fitment\u003c\/b\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003ePorsche 911:\u003c\/b\u003e All years running PMO 40mm, 46mm, or 50mm carburetor sets — match the kit size to your carb set.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eNote:\u003c\/b\u003e Will NOT fit Weber IDA, IDF, or HPMX carburetors — PMO only.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cb\u003eWhy Choose PMO?\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003eThis is the \u003cb\u003eofficial PMO rebuild kit\u003c\/b\u003e, manufactured by PMO at its \u003cb\u003eAnaheim, CA\u003c\/b\u003e facility. Needle valves and float shims are supplied per \u003cb\u003ePMO factory spec\u003c\/b\u003e, so your refreshed carbs go back together to the same standard they left the factory.\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eKey Features \u0026amp; Benefits\u003c\/b\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eComplete seal package:\u003c\/b\u003e All the gaskets, seals, and o-rings PMO uses at the factory.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eBase gaskets included:\u003c\/b\u003e Seals the carb-to-manifold joint against leaks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eAccelerator pump diaphragms:\u003c\/b\u003e Restores crisp throttle tip-in.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eNeedle valves and float shims:\u003c\/b\u003e Supplied per PMO factory spec for correct fuel level.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eFactory-made:\u003c\/b\u003e Manufactured by PMO at its Anaheim, CA facility.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cb\u003eTechnical Specifications\u003c\/b\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003ePart Numbers:\u003c\/b\u003e PM-O700-0 (40mm sets), PM-O701-0 (46mm sets), PM-O702-0 (50mm sets)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eManufacturer:\u003c\/b\u003e PMO (Anaheim, CA)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eSold As:\u003c\/b\u003e Rebuild kit for a pair of PMO carburetors\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eCompatibility:\u003c\/b\u003e PMO carburetors only\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cb\u003eFrequently Asked Questions\u003c\/b\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eWhich rebuild kit do I need?\u003c\/b\u003e Match the kit to your PMO carb bore size: the 40mm kit (PM-O700-0), 46mm kit (PM-O701-0), or 50mm kit (PM-O702-0). Select your size at checkout.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eWill this work on Weber or HPMX carburetors?\u003c\/b\u003e No. This kit is for PMO carburetors only and will not fit Weber IDA, IDF, or HPMX carbs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eWhen should I rebuild my PMO carbs?\u003c\/b\u003e Common signs include hard starting after extended sitting, fuel leaks at the base gasket or float bowl, visible cracking or hardening of the rubber seals, and a stuck or sluggish accelerator pump. A refresh is recommended every 5–10 years even on regularly driven cars.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cb\u003eExplore Related Categories\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003eKeep your induction fresh: browse \u003ca href=\"\/collections\/fuel-intake\"\u003eFuel \u0026amp; Intake\u003c\/a\u003e, more parts for the \u003ca href=\"\/collections\/porsche-911\"\u003ePorsche 911\u003c\/a\u003e, and our full \u003ca href=\"\/collections\/all-porsche\"\u003ePorsche catalog\u003c\/a\u003e.\u003c\/p\u003e","brand":"PMO","offers":[{"title":"40mm (PM-O700-0)","offer_id":44997543329907,"sku":"PM-O700-0","price":139.0,"currency_code":"USD","in_stock":true},{"title":"46mm (PM-O701-0)","offer_id":44997543362675,"sku":"PM-O701-0","price":145.0,"currency_code":"USD","in_stock":true},{"title":"50mm (PM-O702-0)","offer_id":44997543395443,"sku":"PM-O702-0","price":149.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0278\/2760\/1523\/files\/PM-O700-0-scaled.jpg?v=1778909229"},{"product_id":"pmo-carburetor-insulator-set-38mm-cis-porsche-911-1965-1989","title":"PMO Carburetor Insulator Set, 38mm CIS — Porsche 911 (1965–1989)","description":"\u003ch2\u003e\u003cb\u003ePMO Carburetor Insulator Set, 38mm CIS — Carburetor Insulators (PM-O924-0)\u003c\/b\u003e\u003c\/h2\u003e\n\u003cp\u003eInsulate your 38mm CIS-based PMO carburetor conversion from engine heat with this genuine phenolic insulator set, helping stabilize mixture and prevent vapor lock.\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eVehicle Fitment\u003c\/b\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003e1965-1989\u003c\/b\u003e Porsche 911\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003e1975-1989\u003c\/b\u003e Porsche 930\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cb\u003eKey Features \u0026amp; Benefits\u003c\/b\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eDirect-fit replacement:\u003c\/b\u003e matches OEM\/original mounting and dimensions for the listed application.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eQuality material:\u003c\/b\u003e Phenolic composite construction for durability in the engine bay or body opening it's designed for.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eRestores factory function:\u003c\/b\u003e corrects the fit, seal, or performance issue caused by a worn or missing original part.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cb\u003eTechnical Specifications\u003c\/b\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003ePart Number:\u003c\/b\u003e PM-O924-0\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eMaterial:\u003c\/b\u003e Phenolic composite\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eVendor:\u003c\/b\u003e PMO\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eShipping Weight:\u003c\/b\u003e 0.2 lb\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cb\u003eFrequently Asked Questions\u003c\/b\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eWill this fit my car?\u003c\/b\u003e Confirm your model and year against the fitment list above — Porsche 911 (1965-1989), Porsche 930 (1975-1989).\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eIs this a genuine OEM part or aftermarket?\u003c\/b\u003e This is sourced from PMO; refer to the part number PM-O924-0 for cross-reference against your original equipment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDo I need any other parts to install this?\u003c\/b\u003e In most cases this is a direct replacement for the original component — no additional hardware is typically required beyond what you removed.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cb\u003eExplore Related Categories\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003ca href=\"\/collections\/porsche\"\u003ePorsche Parts\u003c\/a\u003e · \u003ca href=\"\/collections\/all-vw-aircooled\"\u003eAir-Cooled Catalog\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e⚠️ California Prop 65 Warning:\u003c\/strong\u003e This product can expose you to chemicals known to the State of California to cause cancer and reproductive harm. For more information, visit \u003ca href=\"https:\/\/www.P65Warnings.ca.gov\" rel=\"nofollow\"\u003ewww.P65Warnings.ca.gov\u003c\/a\u003e. All parts legal for use on pre-pollution controlled vehicles only.\u003c\/p\u003e","brand":"PMO","offers":[{"title":"Default Title","offer_id":45259276320883,"sku":"PM-O924-0","price":52.24,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0278\/2760\/1523\/files\/PM-O924-0-scaled.jpg?v=1784322062"},{"product_id":"pmo-carburetor-base-gasket-set-porsche-911-1965-1989","title":"PMO Carburetor Base Gasket Set — 46mm, 6-Piece | Air-Cooled Porsche 911 (PM-O133-0)","description":"\u003cp\u003eA weeping carburetor base is the cheapest fault on an air-cooled 911 to fix and the most maddening to live with — fuel smell in the engine bay, a lean cylinder you can't dial out, and an idle that never quite settles. The \u003cstrong\u003ePMO 46mm Carburetor Base Gasket Set (PM-O133-0)\u003c\/strong\u003e gives you all six fresh gaskets in one box so you seal the whole engine at once instead of chasing one throttle bore at a time.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSix gaskets per set\u003c\/strong\u003e — one per throttle bore, enough to do both carburetors in a single sitting.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSized specifically for 46mm carburetor bases\u003c\/strong\u003e — not a universal gasket trimmed to fit.\u003c\/li\u003e\n\u003cli\u003eManufactured in the USA by PMO.\u003c\/li\u003e\n\u003cli\u003eCorrect thickness and bolt-hole spacing to seat flat on the manifold flange without crushing.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eConfirmed:\u003c\/strong\u003e 46mm PMO carburetor installations on air-cooled Porsche 911 and 930 engines. Also used under 46mm Weber-based setups running the same base pattern.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eDoes NOT fit:\u003c\/strong\u003e 40mm carburetors (use PM-O132-0) or 50mm carburetors (use PM-O134-0). Measure your carburetor base before ordering — this is the single most common mis-order on gasket sets.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePart number: PM-O133-0\u003c\/li\u003e\n\u003cli\u003eSize: 46mm\u003c\/li\u003e\n\u003cli\u003eQuantity: 6 pieces\u003c\/li\u003e\n\u003cli\u003eUPC: 707924552355\u003c\/li\u003e\n\u003cli\u003eCountry of origin: United States\u003c\/li\u003e\n\u003cli\u003eShipping weight: 0.02 lb\u003c\/li\u003e\n\u003cli\u003eBoxed dimensions: 6 x 4 x 1 in\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eQuestions \u0026amp; Answers\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHow many gaskets come in the set?\u003c\/strong\u003e Six — one per throttle bore, enough for both carburetors.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWill this fit my 40mm PMO carbs?\u003c\/strong\u003e No. This is the 46mm set. Order PM-O132-0 for 40mm or PM-O134-0 for 50mm.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhat's the part number?\u003c\/strong\u003e PM-O133-0.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAre you an authorized dealer?\u003c\/strong\u003e Yes — Washburn's Metal is an authorized PMO dealer.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHow does it ship?\u003c\/strong\u003e Standard ground or air; no hazmat restrictions.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003e⚠️ WARNING:\u003c\/strong\u003e This product can expose you to chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.\u003c\/p\u003e","brand":"PMO","offers":[{"title":"Default Title","offer_id":45259276419187,"sku":"PM-O133-0","price":11.38,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0278\/2760\/1523\/files\/PM-O133-0-scaled.jpg?v=1784322066"},{"product_id":"pmo-insulator-kit-studs-porsche-911-1965-1989","title":"PMO Insulator Kit Studs — Porsche 911 (1965–1989)","description":"\u003cp\u003eSwapping to PMO carburetors or servicing your existing setup? The mounting studs are the small part that's easy to lose track of but critical to a proper, leak-free carb seal.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eVehicle Fitment\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eConfirmed:\u003c\/strong\u003e 1965-1989 Porsche 911 \/ 930\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVerify before ordering:\u003c\/strong\u003e confirm your model year and engine variant against your VIN\/chassis number\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eKey Features \u0026amp; Benefits\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eStud hardware kit for mounting carburetor insulators on PMO-equipped engines\u003c\/li\u003e\n\u003cli\u003eEnsures a proper, air-tight seal between insulator and cylinder head\u003c\/li\u003e\n\u003cli\u003eCorrect thread and length for PMO carburetor installations\u003c\/li\u003e\n\u003cli\u003eSold as a complete kit for a full induction setup\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eBrand: PMO\u003c\/li\u003e\n\u003cli\u003ePart Number: PM-O922-0\u003c\/li\u003e\n\u003cli\u003eMaterial: steel\u003c\/li\u003e\n\u003cli\u003eCountry of Origin: Not verified for this listing - contact us to confirm\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eFAQ\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ: Will this fit my 1965-1989 Porsche 911 \/ 930?\u003c\/strong\u003e\u003cbr\u003eA: This part is confirmed for 1965-1989 Porsche 911 \/ 930. Cross-check your VIN\/chassis to confirm your exact model and engine variant before ordering.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ: Is this a genuine PMO part?\u003c\/strong\u003e\u003cbr\u003eA: Yes - this is a genuine PMO part, number PM-O922-0, sold by Washburn's Metal.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003e⚠ WARNING:\u003c\/strong\u003e This product can expose you to chemicals including lead, known to the State of California to cause cancer and reproductive harm. For more information go to www.P65Warnings.ca.gov.\u003c\/p\u003e","brand":"PMO","offers":[{"title":"Default Title","offer_id":45259280187507,"sku":"PM-O922-0","price":57.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0278\/2760\/1523\/files\/PM-O922-0-1-scaled.jpg?v=1784322094"}],"url":"https:\/\/shop.washburnsmetal.com\/collections\/pmo-gaskets-seals.oembed","provider":"Washburn's Metal","version":"1.0","type":"link"}