diff --git a/.github/workflows/integration_test_calamari.yml b/.github/workflows/integration_test_calamari.yml
index fd33ea431..4565c954e 100644
--- a/.github/workflows/integration_test_calamari.yml
+++ b/.github/workflows/integration_test_calamari.yml
@@ -360,46 +360,43 @@ jobs:
         name: test - calamari alice peered successfully
         run: |
           grep '\[Parachain\] 💤 Idle (${{ matrix.chain-spec.expected.peer-count.para }} peers)' ${{ github.workspace }}/polkadot-launch/9921.log
-      # Add the manta-pay, asset-manager and assets storage items and run stress test separately,
-      # in order to not break the logic of the other integration tests, which don't work with real data yet.
-      # NOTE: STRESS TEST TO BE FIXED/REENABLED IN https://github.com/Manta-Network/Manta/pull/984
-      # - name: append manta-pay storage
-      #   run: |
-      #     wget -P ${{ github.workspace }}/Manta/tests/data https://manta-ops.s3.amazonaws.com/integration-tests-data/storage.json
-      #     mv $HOME/.local/share/calamari-pc/${{ matrix.chain-spec.id }}-${GITHUB_SHA:0:7}-spec.json ${{ github.workspace }}/Manta/tests/data/fork.json
-      #     cd ${{ github.workspace }}/Manta/tests
-      #     yarn install
-      #     yarn
-      #     node append_storage.js
-      #     cd ../../
-      #     mv ${{ github.workspace }}/Manta/tests/data/fork.json $HOME/.local/share/calamari-pc/${{ matrix.chain-spec.id }}-${GITHUB_SHA:0:7}-spec.json
-      # - name: launch testnet
-      #   run: |
-      #     cd ${{ github.workspace }}/polkadot-launch
-      #     yarn install
-      #     yarn build
-      #     pm2 start dist/cli.js \
-      #       --name polkadot-launch \
-      #       --output ${{ github.workspace }}/polkadot-launch-for-${{ matrix.chain-spec.id }}-stdout.log \
-      #       --error ${{ github.workspace }}/polkadot-launch-for-${{ matrix.chain-spec.id }}-stderr.log \
-      #       --no-autorestart \
-      #       -- $HOME/.local/share/calamari-pc/${{ matrix.chain-spec.id }}-${GITHUB_SHA:0:7}-launch-config.json
-      # - name: run stress test
-      #   run: |
-      #     sleep 720
-      #     cd ${{ github.workspace }}/Manta/tests
-      #     yarn install
-      #     yarn
-      #     yarn stress_benchmark_test --address=ws://127.0.0.1:9921 --exit
-      # - name: stop testnet
-      #   run: |
-      #     cd ${{ github.workspace }}/polkadot-launch
-      #     pm2 stop polkadot-launch
-      # - if: always()
-      #   uses: actions/upload-artifact@v2
-      #   with:
-      #     name: ${{ matrix.chain-spec.id }}-alice-stress.log
-      #     path: ${{ github.workspace }}/polkadot-launch/9921.log
+      - name: append manta-pay storage
+        run: |
+          wget -P ${{ github.workspace }}/Manta/tests/data https://manta-ops.s3.amazonaws.com/integration-tests-data/storage.json
+          mv $HOME/.local/share/calamari-pc/${{ matrix.chain-spec.id }}-${GITHUB_SHA:0:7}-spec.json ${{ github.workspace }}/Manta/tests/data/fork.json
+          cd ${{ github.workspace }}/Manta/tests
+          yarn install
+          yarn
+          node append_storage.js
+          cd ../../
+          mv ${{ github.workspace }}/Manta/tests/data/fork.json $HOME/.local/share/calamari-pc/${{ matrix.chain-spec.id }}-${GITHUB_SHA:0:7}-spec.json
+      - name: launch testnet
+        run: |
+          cd ${{ github.workspace }}/polkadot-launch
+          yarn install
+          yarn build
+          pm2 start dist/cli.js \
+            --name polkadot-launch \
+            --output ${{ github.workspace }}/polkadot-launch-for-${{ matrix.chain-spec.id }}-stdout.log \
+            --error ${{ github.workspace }}/polkadot-launch-for-${{ matrix.chain-spec.id }}-stderr.log \
+            --no-autorestart \
+            -- $HOME/.local/share/calamari-pc/${{ matrix.chain-spec.id }}-${GITHUB_SHA:0:7}-launch-config.json
+      - name: run stress test
+        run: |
+          sleep 720
+          cd ${{ github.workspace }}/Manta/tests
+          yarn install
+          yarn
+          yarn stress_benchmark_test --address=ws://127.0.0.1:9921 --exit
+      - name: stop testnet
+        run: |
+          cd ${{ github.workspace }}/polkadot-launch
+          pm2 stop polkadot-launch
+      - if: always()
+        uses: actions/upload-artifact@v2
+        with:
+          name: ${{ matrix.chain-spec.id }}-alice-stress.log
+          path: ${{ github.workspace }}/polkadot-launch/9921.log
   docker-image-test:
     if: contains(github.event.pull_request.labels.*.name, 'A-calamari' || github.ref == 'refs/heads/manta')
     needs: [build-node-current, start-docker-image-tester]
diff --git a/.github/workflows/integration_test_dolphin.yml b/.github/workflows/integration_test_dolphin.yml
index 803b53ba2..7869021e7 100644
--- a/.github/workflows/integration_test_dolphin.yml
+++ b/.github/workflows/integration_test_dolphin.yml
@@ -355,46 +355,43 @@ jobs:
         name: test - dolphin alice peered successfully
         run: |
           grep '\[Parachain\] 💤 Idle (${{ matrix.chain-spec.expected.peer-count.para }} peers)' ${{ github.workspace }}/polkadot-launch/9921.log
-      # Add the manta-pay, asset-manager and assets storage items and run stress test separately,
-      # in order to not break the logic of the other integration tests, which don't work with real data yet.
-      # NOTE: STRESS TEST TO BE FIXED/REENABLED IN https://github.com/Manta-Network/Manta/pull/984
-      # - name: append manta-pay storage
-      #   run: |
-      #     wget -P ${{ github.workspace }}/Manta/tests/data https://manta-ops.s3.amazonaws.com/integration-tests-data/storage.json
-      #     mv $HOME/.local/share/calamari-pc/${{ matrix.chain-spec.id }}-${GITHUB_SHA:0:7}-spec.json ${{ github.workspace }}/Manta/tests/data/fork.json
-      #     cd ${{ github.workspace }}/Manta/tests
-      #     yarn install
-      #     yarn
-      #     node append_storage.js
-      #     cd ../../
-      #     mv ${{ github.workspace }}/Manta/tests/data/fork.json $HOME/.local/share/calamari-pc/${{ matrix.chain-spec.id }}-${GITHUB_SHA:0:7}-spec.json
-      # - name: launch testnet
-      #   run: |
-      #     cd ${{ github.workspace }}/polkadot-launch
-      #     yarn install
-      #     yarn build
-      #     pm2 start dist/cli.js \
-      #       --name polkadot-launch \
-      #       --output ${{ github.workspace }}/polkadot-launch-for-${{ matrix.chain-spec.id }}-stdout.log \
-      #       --error ${{ github.workspace }}/polkadot-launch-for-${{ matrix.chain-spec.id }}-stderr.log \
-      #       --no-autorestart \
-      #       -- $HOME/.local/share/calamari-pc/${{ matrix.chain-spec.id }}-${GITHUB_SHA:0:7}-launch-config.json
-      # - name: run stress test
-      #   run: |
-      #     sleep 720
-      #     cd ${{ github.workspace }}/Manta/tests
-      #     yarn install
-      #     yarn
-      #     yarn stress_benchmark_test --address=ws://127.0.0.1:9921 --exit
-      # - name: stop testnet
-      #   run: |
-      #     cd ${{ github.workspace }}/polkadot-launch
-      #     pm2 stop polkadot-launch
-      # - if: always()
-      #   uses: actions/upload-artifact@v2
-      #   with:
-      #     name: ${{ matrix.chain-spec.id }}-alice-stress.log
-      #     path: ${{ github.workspace }}/polkadot-launch/9921.log
+      - name: append manta-pay storage
+        run: |
+          wget -P ${{ github.workspace }}/Manta/tests/data https://manta-ops.s3.amazonaws.com/integration-tests-data/storage.json
+          mv $HOME/.local/share/calamari-pc/${{ matrix.chain-spec.id }}-${GITHUB_SHA:0:7}-spec.json ${{ github.workspace }}/Manta/tests/data/fork.json
+          cd ${{ github.workspace }}/Manta/tests
+          yarn install
+          yarn
+          node append_storage.js
+          cd ../../
+          mv ${{ github.workspace }}/Manta/tests/data/fork.json $HOME/.local/share/calamari-pc/${{ matrix.chain-spec.id }}-${GITHUB_SHA:0:7}-spec.json
+      - name: launch testnet
+        run: |
+          cd ${{ github.workspace }}/polkadot-launch
+          yarn install
+          yarn build
+          pm2 start dist/cli.js \
+            --name polkadot-launch \
+            --output ${{ github.workspace }}/polkadot-launch-for-${{ matrix.chain-spec.id }}-stdout.log \
+            --error ${{ github.workspace }}/polkadot-launch-for-${{ matrix.chain-spec.id }}-stderr.log \
+            --no-autorestart \
+            -- $HOME/.local/share/calamari-pc/${{ matrix.chain-spec.id }}-${GITHUB_SHA:0:7}-launch-config.json
+      - name: run stress test
+        run: |
+          sleep 720
+          cd ${{ github.workspace }}/Manta/tests
+          yarn install
+          yarn
+          yarn stress_benchmark_test --address=ws://127.0.0.1:9921 --exit
+      - name: stop testnet
+        run: |
+          cd ${{ github.workspace }}/polkadot-launch
+          pm2 stop polkadot-launch
+      - if: always()
+        uses: actions/upload-artifact@v2
+        with:
+          name: ${{ matrix.chain-spec.id }}-alice-stress.log
+          path: ${{ github.workspace }}/polkadot-launch/9921.log
   # HELPER JOBS BELOW
   start-node-builder-current:
     if: contains(github.event.pull_request.labels.*.name, 'A-dolphin' || github.ref == 'refs/heads/manta')
diff --git a/tests/data/precomputed_mints b/tests/data/precomputed_mints
index d93a69ae5..11a04fad3 100644
Binary files a/tests/data/precomputed_mints and b/tests/data/precomputed_mints differ
diff --git a/tests/data/precomputed_reclaims b/tests/data/precomputed_reclaims
index 1db926274..c46e3b6e3 100644
Binary files a/tests/data/precomputed_reclaims and b/tests/data/precomputed_reclaims differ
diff --git a/tests/data/precomputed_transfers b/tests/data/precomputed_transfers
index 0c7cbe3bf..45e42ea17 100644
Binary files a/tests/data/precomputed_transfers and b/tests/data/precomputed_transfers differ
diff --git a/tests/insert_coins.js b/tests/insert_coins.js
new file mode 100644
index 000000000..474430474
--- /dev/null
+++ b/tests/insert_coins.js
@@ -0,0 +1,97 @@
+const fs = require('fs').promises;
+
+const keyring = new Keyring({
+    type: 'sr25519'
+});
+const nodeAddress = "ws://127.0.0.1:9801";
+
+async function createPromiseApi(nodeAddress) {
+    const wsProvider = new WsProvider(nodeAddress);
+    const api = await ApiPromise.create({
+        provider: wsProvider
+    });
+    await api.isReady;
+    return api;
+}
+
+async function main() {
+    const api = await createPromiseApi(nodeAddress);
+    const sender = keyring.addFromMnemonic("bottom drive obey lake curtain smoke basket hold race lonely fit walk//Alice");
+
+    const mints_file = '/home/georgi/Desktop/workspace/Manta/precomputed-15k-iterations/precomputed_mints_v3-5';
+    const transfers_file = '/home/georgi/Desktop/workspace/Manta/precomputed-15k-iterations/precomputed_transfers_v3-5';
+    const reclaims_file = '/home/georgi/Desktop/workspace/Manta/precomputed-15k-iterations/precomputed_reclaims_v3-5';
+
+    const mints_buffer = await fs.readFile(mints_file);
+    const transfers_buffer = await fs.readFile(transfers_file);
+    const reclaims_buffer = await fs.readFile(reclaims_file);
+
+    const mints_offset = 2;
+    const transfers_offset = 4;
+    const reclaims_offset = 4;
+    const total_iterations = 15000;
+    const mint_size = 552;
+    const transfer_size = 100;
+
+    let batches_sent = 0;
+    const transactions = [];
+
+    for (let i = 0; i < total_iterations; i++) {
+        const mints_start = mints_offset + i * mint_size;
+        const mint = api.tx.mantaPay.toPrivate(mints_buffer.subarray(mints_start, mint_size + mints_start));
+        transactions.push(mint);
+
+        const transfers_start = transfers_offset + i * (2 * mint_size + transfer_size);
+        const transfer_mint_1 = api.tx.mantaPay.toPrivate(transfers_buffer.subarray(transfers_start, transfers_start + mint_size));
+        const transfer_mint_2 = api.tx.mantaPay.toPrivate(transfers_buffer.subarray(transfers_start + mint_size, transfers_start + 2 * mint_size));
+        const transfer = api.tx.mantaPay.privateTransfer(transfers_buffer.subarray(transfers_start + 2 * mint_size, transfers_start + 2 * mint_size + transfer_size));
+        transactions.push(transfer_mint_1);
+        transactions.push(transfer_mint_2);
+        transactions.push(transfer);
+
+        await api.tx.utility.forceBatch(transactions).signAndSend(sender, {
+            nonce: -1
+        }, ({
+            events = [],
+            status
+        }) => {
+            if (status.isFinalized) {
+                console.log("tx %i success.", status.nonce);
+            }
+            if (status.isDropped || status.isUsurped || status.isFinalityTimeout || status.isRetracted) {
+                console.err(`tx %i ${status.type}.`, status.nonce);
+            }
+        });
+
+        await new Promise(resolve => setTimeout(resolve, 10000));
+        transactions.length = 0;
+
+        const reclaims_start = reclaims_offset + i * (2 * mint_size + transfer_size);
+        const reclaim_mint_1 = api.tx.mantaPay.toPrivate(reclaims_buffer.subarray(reclaims_start, reclaims_start + mint_size));
+        const reclaim_mint_2 = api.tx.mantaPay.toPrivate(reclaims_buffer.subarray(reclaims_start, reclaims_start + mint_size));
+        const reclaim = api.tx.mantaPay.toPrivate(reclaims_buffer.subarray(reclaims_start, reclaims_start + mint_size));
+        transactions.push(reclaim_mint_1);
+        transactions.push(reclaim_mint_2);
+        transactions.push(reclaim);
+
+        await api.tx.utility.forceBatch(transactions).signAndSend(sender, {
+            nonce: -1
+        }, ({
+            events = [],
+            status
+        }) => {
+            if (status.isFinalized) {
+                console.log("tx %i success.", status.nonce);
+            }
+            if (status.isDropped || status.isUsurped || status.isFinalityTimeout || status.isRetracted) {
+                console.err(`tx %i ${status.type}.`, status.nonce);
+            }
+        });
+
+        await new Promise(resolve => setTimeout(resolve, 10000));
+        transactions.length = 0;
+
+    }
+}
+
+main().catch(console.error);
\ No newline at end of file
diff --git a/tests/stress_benchmark_test.ts b/tests/stress_benchmark_test.ts
index 7ea357526..bd1c442c7 100644
--- a/tests/stress_benchmark_test.ts
+++ b/tests/stress_benchmark_test.ts
@@ -16,7 +16,7 @@ const test_config = {
   transfers_offset: 4,
   reclaims_offset: 4,
   total_iterations: 15000,
-  start_iteration: 13500,
+  start_iteration: 14000,
   tests_iterations: 100,
   mint_size: 552,
   transfer_size: 1290,