diff --git a/extensions/amp-ad-network-adsense-impl/0.1/amp-ad-network-adsense-impl.js b/extensions/amp-ad-network-adsense-impl/0.1/amp-ad-network-adsense-impl.js
index fcc5519e2771..06ca4af0e88a 100644
--- a/extensions/amp-ad-network-adsense-impl/0.1/amp-ad-network-adsense-impl.js
+++ b/extensions/amp-ad-network-adsense-impl/0.1/amp-ad-network-adsense-impl.js
@@ -94,6 +94,9 @@ export function resetSharedState() {
 /** @type {string} */
 const FORMAT_EXP = 'as-use-attr-for-format';
 
+/** @type {string} */
+const DELAY_NUMBER_EXP = 'adsense-ff-number-delay';
+
 /** @final */
 export class AmpAdNetworkAdsenseImpl extends AmpA4A {
 
@@ -232,7 +235,8 @@ export class AmpAdNetworkAdsenseImpl extends AmpA4A {
 
   /** @override */
   delayAdRequestEnabled() {
-    return true;
+    return getExperimentBranch(
+        this.win, DELAY_NUMBER_EXP) == '21063207' ? 3 : true;
   }
 
   /** @override */
@@ -281,6 +285,10 @@ export class AmpAdNetworkAdsenseImpl extends AmpA4A {
             Number(this.element.getAttribute('height')) > 0,
           branches: ['21062003', '21062004'],
         },
+        [DELAY_NUMBER_EXP]: {
+          isTrafficEligible: () => true,
+          branches: ['21063206', '21063207'],
+        },
       });
     const setExps = randomlySelectUnsetExperiments(this.win, experimentInfoMap);
     Object.keys(setExps).forEach(expName =>
diff --git a/extensions/amp-ad-network-adsense-impl/0.1/test/test-amp-ad-network-adsense-impl.js b/extensions/amp-ad-network-adsense-impl/0.1/test/test-amp-ad-network-adsense-impl.js
index cf7519306b6a..6e4a63937e3c 100644
--- a/extensions/amp-ad-network-adsense-impl/0.1/test/test-amp-ad-network-adsense-impl.js
+++ b/extensions/amp-ad-network-adsense-impl/0.1/test/test-amp-ad-network-adsense-impl.js
@@ -975,6 +975,12 @@ describes.realWin('amp-ad-network-adsense-impl', {
   describe('#delayAdRequestEnabled', () => {
     it('should return true', () =>
       expect(impl.delayAdRequestEnabled()).to.be.true);
+
+    it('should return 3 if in experiment', () => {
+      forceExperimentBranch(impl.win, 'adsense-ff-number-delay', '21063207');
+      impl.divertExperiments();
+      expect(impl.delayAdRequestEnabled()).to.equal(3);
+    });
   });
 
   describe('#preconnect', () => {