diff --git a/PCbuild/pcbuild.proj b/PCbuild/pcbuild.proj
index a66184896adb..b849783c8ccc 100644
--- a/PCbuild/pcbuild.proj
+++ b/PCbuild/pcbuild.proj
@@ -21,6 +21,15 @@
       <CleanAllTarget>CleanAll</CleanAllTarget>
       <BuildInParallel>true</BuildInParallel>
     </Projects>
+    <Projects2>
+      <Platform>$(Platform)</Platform>
+      <Configuration>$(Configuration)</Configuration>
+      <Properties></Properties>
+      <BuildTarget>Build</BuildTarget>
+      <CleanTarget>Clean</CleanTarget>
+      <CleanAllTarget>CleanAll</CleanAllTarget>
+      <BuildInParallel>true</BuildInParallel>
+    </Projects2>
   </ItemDefinitionGroup>
   <ItemGroup>
     <!-- pythonXY.dll -->
@@ -35,6 +44,8 @@
     </Projects>
     <!-- python3.dll -->
     <Projects Include="python3dll.vcxproj" />
+    <!-- pyshellext.dll -->
+    <Projects Include="pyshellext.vcxproj" />
     <!-- py[w].exe -->
     <Projects Include="pylauncher.vcxproj;pywlauncher.vcxproj" />
     <!-- _freeze_importlib -->
@@ -58,9 +69,9 @@
     </Projects>
     
     <!-- python[w].exe -->
-    <Projects Include="python.vcxproj;pythonw.vcxproj">
+    <Projects2 Include="python.vcxproj;pythonw.vcxproj">
       <BuildInParallel>false</BuildInParallel>
-    </Projects>
+    </Projects2>
   </ItemGroup>
 
   <Target Name="Build">
@@ -69,9 +80,20 @@
              BuildInParallel="%(BuildInParallel)"
              StopOnFirstFailure="true"
              Targets="%(BuildTarget)" />
+    <MSBuild Projects="@(Projects2)"
+             Properties="Configuration=%(Configuration);Platform=%(Platform);%(Properties)"
+             BuildInParallel="%(BuildInParallel)"
+             StopOnFirstFailure="true"
+             Targets="%(BuildTarget)" />
   </Target>
 
   <Target Name="Clean">
+    <MSBuild Projects="@(Projects2)"
+             Properties="Configuration=%(Configuration);Platform=%(Platform);%(Properties)"
+             BuildInParallel="%(BuildInParallel)"
+             StopOnFirstFailure="false"
+             Condition="%(CleanTarget) != ''"
+             Targets="%(CleanTarget)" />
     <MSBuild Projects="@(Projects)"
              Properties="Configuration=%(Configuration);Platform=%(Platform);%(Properties)"
              BuildInParallel="%(BuildInParallel)"
@@ -81,6 +103,12 @@
   </Target>
 
   <Target Name="CleanAll">
+    <MSBuild Projects="@(Projects2)"
+             Properties="Configuration=%(Configuration);Platform=%(Platform);%(Properties)"
+             BuildInParallel="%(BuildInParallel)"
+             StopOnFirstFailure="false"
+             Condition="%(CleanAllTarget) != ''"
+             Targets="%(CleanAllTarget)" />
     <MSBuild Projects="@(Projects)"
              Properties="Configuration=%(Configuration);Platform=%(Platform);%(Properties)"
              BuildInParallel="%(BuildInParallel)"
diff --git a/PCbuild/pyproject.props b/PCbuild/pyproject.props
index c56292ab5eea..a3a9c2be64ba 100644
--- a/PCbuild/pyproject.props
+++ b/PCbuild/pyproject.props
@@ -4,10 +4,8 @@
     <_ProjectFileVersion>10.0.30319.1</_ProjectFileVersion>
     <VisualStudioVersion Condition="'$(VisualStudioVersion)' == ''">10.0</VisualStudioVersion>
     <OutDir>$(BuildPath)</OutDir>
-    <OutDir Condition="'$(Py_OutDir)' != ''">$(Py_OutDir)</OutDir>
     <OutDir Condition="!HasTrailingSlash($(OutDir))">$(OutDir)\</OutDir>
-    <Py_IntDir Condition="'$(Py_IntDir)' == ''">$(SolutionDir)obj\</Py_IntDir>
-    <IntDir Condition="!HasTrailingSlash($(IntDir))">$(IntDir)\</IntDir>
+    <Py_IntDir Condition="'$(PyIntDir)' == ''">$(SolutionDir)obj\</Py_IntDir>
     <IntDir>$(Py_IntDir)\$(ArchName)_$(Configuration)\$(ProjectName)\</IntDir>
     <IntDir Condition="$(Configuration) == 'PGInstrument' or $(Configuration) == 'PGUpdate'">$(Py_IntDir)\$(ArchName)_PGO\$(ProjectName)\</IntDir>
     <TargetName Condition="'$(TargetName)' == ''">$(ProjectName)</TargetName>
@@ -29,7 +27,7 @@
   </PropertyGroup>
   <ItemDefinitionGroup>
     <ClCompile>
-      <AdditionalIncludeDirectories>$(PySourcePath)Include;$(PySourcePath)PC;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
+      <AdditionalIncludeDirectories>$(PySourcePath)Include;$(PySourcePath)PC;$(IntDir);%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
       <PreprocessorDefinitions>WIN32;$(_PlatformPreprocessorDefinition)$(_DebugPreprocessorDefinition)$(_PydPreprocessorDefinition)%(PreprocessorDefinitions)</PreprocessorDefinitions>
       
       <Optimization>MaxSpeed</Optimization>
@@ -85,9 +83,8 @@
       <SuppressStartupBanner>true</SuppressStartupBanner>
       <TargetEnvironment>Win32</TargetEnvironment>
       <TargetEnvironment Condition="'$(Platform)' == 'x64'">X64</TargetEnvironment>
-      <TypeLibraryName>$(OutDir)wininst.tlb</TypeLibraryName>
-      <HeaderFileName>
-      </HeaderFileName>
+      <TypeLibraryName>$(OutDir)%(Filename).tlb</TypeLibraryName>
+      <HeaderFileName>$(IntDir)%(Filename)_h.h</HeaderFileName>
     </Midl>
   </ItemDefinitionGroup>
 
diff --git a/PCbuild/python.props b/PCbuild/python.props
index 843771d3f009..ee702105c295 100644
--- a/PCbuild/python.props
+++ b/PCbuild/python.props
@@ -32,8 +32,13 @@
     <PySourcePath Condition="!HasTrailingSlash($(PySourcePath))">$(PySourcePath)\</PySourcePath>
     
     <!-- Directory where build outputs are put -->
-    <BuildPath Condition="'$(PyBuildPath)' == ''">$(PySourcePath)PCBuild\$(ArchName)\</BuildPath>
-    <BuildPath Condition="'$(PyBuildPath)' != ''">$(PyBuildPath)</BuildPath>
+    <BuildPath32 Condition="'$(Py_OutDir)' == ''">$(PySourcePath)PCBuild\win32\</BuildPath32>
+    <BuildPath32 Condition="'$(Py_OutDir)' != ''">$(Py_OutDir)\win32\</BuildPath32>
+    <BuildPath64 Condition="'$(Py_OutDir)' == ''">$(PySourcePath)PCBuild\amd64\</BuildPath64>
+    <BuildPath64 Condition="'$(Py_OutDir)' != ''">$(Py_OutDir)\amd64\</BuildPath64>
+    <BuildPath Condition="'$(ArchName)' == 'win32'">$(BuildPath32)</BuildPath>
+    <BuildPath Condition="'$(ArchName)' == 'amd64'">$(BuildPath64)</BuildPath>
+    <BuildPath Condition="'$(BuildPath)' == ''">$(PySourcePath)PCBuild\$(ArchName)\</BuildPath>
     <BuildPath Condition="!HasTrailingSlash($(BuildPath))">$(BuildPath)\</BuildPath>
     
     <!-- Directories of external projects. tcltk is handled in tcltk.props -->
diff --git a/Tools/msi/bundle/bootstrap/pythonba.vcxproj b/Tools/msi/bundle/bootstrap/pythonba.vcxproj
index be12957112fa..bcd39512b0ac 100644
--- a/Tools/msi/bundle/bootstrap/pythonba.vcxproj
+++ b/Tools/msi/bundle/bootstrap/pythonba.vcxproj
@@ -31,7 +31,7 @@
   <PropertyGroup Label="Configuration">
     <ConfigurationType>DynamicLibrary</ConfigurationType>
     <CharacterSet>Unicode</CharacterSet>
-    <IntDir>$(PySourcePath)PCBuild\obj\$(Configuration)_$(Platform)_Setup\Bootstrap\</IntDir>
+    <IntDir>$(Py_IntDir)\$(Configuration)_$(Platform)_Setup\Bootstrap\</IntDir>
     <OutDir>$(IntDir)</OutDir>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
diff --git a/Tools/msi/make_zip.proj b/Tools/msi/make_zip.proj
index d2e031f6b6ab..13f75ba84931 100644
--- a/Tools/msi/make_zip.proj
+++ b/Tools/msi/make_zip.proj
@@ -16,7 +16,7 @@
         <TargetPath>$(OutputPath)\en-us\$(TargetName)$(TargetExt)</TargetPath>
         <CleanCommand>rmdir /q/s "$(IntermediateOutputPath)\zip_$(ArchName)"</CleanCommand>
         <Arguments>"$(PythonExe)" "$(MSBuildThisFileDirectory)\make_zip.py"</Arguments>
-        <Arguments>$(Arguments) -e -o "$(TargetPath)" -t "$(IntermediateOutputPath)\zip_$(ArchName)" -a $(ArchName)</Arguments>
+        <Arguments>$(Arguments) -e -o "$(TargetPath)" -t "$(IntermediateOutputPath)\zip_$(ArchName)" -b "$(OutDir.TrimEnd('\'))"</Arguments>
         <Environment>set DOC_FILENAME=python$(PythonVersion).chm
 set VCREDIST_PATH=$(VS140COMNTOOLS)\..\..\VC\redist\$(Platform)\Microsoft.VC140.CRT</Environment>
     </PropertyGroup>
diff --git a/Tools/msi/make_zip.py b/Tools/msi/make_zip.py
index de978badce75..0e8a4a69bb85 100644
--- a/Tools/msi/make_zip.py
+++ b/Tools/msi/make_zip.py
@@ -90,23 +90,23 @@ def include_in_tools(p):
     return p.suffix.lower() in {'.py', '.pyw', '.txt'}
 
 FULL_LAYOUT = [
-    ('/', 'PCBuild/$arch', 'python.exe', is_not_debug),
-    ('/', 'PCBuild/$arch', 'pythonw.exe', is_not_debug),
-    ('/', 'PCBuild/$arch', 'python{0.major}.dll'.format(sys.version_info), is_not_debug),
-    ('/', 'PCBuild/$arch', 'python{0.major}{0.minor}.dll'.format(sys.version_info), is_not_debug),
-    ('DLLs/', 'PCBuild/$arch', '*.pyd', is_not_debug),
-    ('DLLs/', 'PCBuild/$arch', '*.dll', is_not_debug_or_python),
+    ('/', '$build', 'python.exe', is_not_debug),
+    ('/', '$build', 'pythonw.exe', is_not_debug),
+    ('/', '$build', 'python{0.major}.dll'.format(sys.version_info), is_not_debug),
+    ('/', '$build', 'python{0.major}{0.minor}.dll'.format(sys.version_info), is_not_debug),
+    ('DLLs/', '$build', '*.pyd', is_not_debug),
+    ('DLLs/', '$build', '*.dll', is_not_debug_or_python),
     ('include/', 'include', '*.h', None),
     ('include/', 'PC', 'pyconfig.h', None),
     ('Lib/', 'Lib', '**/*', include_in_lib),
-    ('libs/', 'PCBuild/$arch', '*.lib', include_in_libs),
+    ('libs/', '$build', '*.lib', include_in_libs),
     ('Tools/', 'Tools', '**/*', include_in_tools),
 ]
 
 EMBED_LAYOUT = [
-    ('/', 'PCBuild/$arch', 'python*.exe', is_not_debug),
-    ('/', 'PCBuild/$arch', '*.pyd', is_not_debug),
-    ('/', 'PCBuild/$arch', '*.dll', is_not_debug),
+    ('/', '$build', 'python*.exe', is_not_debug),
+    ('/', '$build', '*.pyd', is_not_debug),
+    ('/', '$build', '*.dll', is_not_debug),
     ('python{0.major}{0.minor}.zip'.format(sys.version_info), 'Lib', '**/*', include_in_lib),
 ]
 
@@ -168,18 +168,18 @@ def rglob(root, pattern, condition):
 def main():
     parser = argparse.ArgumentParser()
     parser.add_argument('-s', '--source', metavar='dir', help='The directory containing the repository root', type=Path)
-    parser.add_argument('-o', '--out', metavar='file', help='The name of the output self-extracting archive', type=Path, default=None)
+    parser.add_argument('-o', '--out', metavar='file', help='The name of the output archive', type=Path, default=None)
     parser.add_argument('-t', '--temp', metavar='dir', help='A directory to temporarily extract files into', type=Path, default=None)
     parser.add_argument('-e', '--embed', help='Create an embedding layout', action='store_true', default=False)
-    parser.add_argument('-a', '--arch', help='Specify the architecture to use (win32/amd64)', type=str, default="win32")
+    parser.add_argument('-b', '--build', help='Specify the build directory', type=Path)
     ns = parser.parse_args()
 
     source = ns.source or (Path(__file__).resolve().parent.parent.parent)
     out = ns.out
-    arch = ns.arch
+    build = ns.build
     assert isinstance(source, Path)
     assert not out or isinstance(out, Path)
-    assert isinstance(arch, str)
+    assert isinstance(build, Path)
 
     if ns.temp:
         temp = ns.temp
@@ -202,7 +202,10 @@ def main():
 
     try:
         for t, s, p, c in layout:
-            s = source / s.replace("$arch", arch)
+            if s == '$build':
+                s = build
+            else:
+                s = source / s
             copied = copy_to_layout(temp / t.rstrip('/'), rglob(s, p, c))
             print('Copied {} files'.format(copied))
 
diff --git a/Tools/msi/msi.props b/Tools/msi/msi.props
index 9ae6d9988e10..0cf7c7779f9f 100644
--- a/Tools/msi/msi.props
+++ b/Tools/msi/msi.props
@@ -47,7 +47,7 @@
     </ItemGroup>
 
     <PropertyGroup>
-        <IntermediateOutputPath>$(PySourcePath)PCBuild\obj\$(Configuration)_$(Platform)_Setup\$(OutputName)</IntermediateOutputPath>
+        <IntermediateOutputPath>$(Py_IntDir)\$(Configuration)_$(Platform)_Setup\$(OutputName)</IntermediateOutputPath>
         <IntermediateOutputPath Condition="'$(OutputSuffix)' != ''">$(IntermediateOutputPath)_$(OutputSuffix)</IntermediateOutputPath>
         <OutputPath Condition="'$(OutputPath)' == ''">$(BuildPath)</OutputPath>
         <OutputPath Condition="!HasTrailingSlash($(OutputPath))">$(OutputPath)\</OutputPath>
@@ -124,6 +124,12 @@
         <LinkerBindInputPaths Include="$(VS140COMNTOOLS)\..\..\VC\redist\$(Platform)\Microsoft.VC140.CRT">
             <BindName>redist</BindName>
         </LinkerBindInputPaths>
+        <LinkerBindInputPaths Include="$(BuildPath32)">
+            <BindName>build32</BindName>
+        </LinkerBindInputPaths>
+        <LinkerBindInputPaths Include="$(BuildPath64)">
+            <BindName>build64</BindName>
+        </LinkerBindInputPaths>
     </ItemGroup>
 
     <Target Name="_ValidateMsiProps" BeforeTargets="PrepareForBuild">