• Crank Pilot Diameter: 1.850 in.
  • Crankshaft Adapter Sleeve Inside Diameter: 1.700 in.
  • Crankshaft Adapter Sleeve Outside Diameter 1: 1.850 in.
  • Crankshaft Adapter Sleeve Outside Diameter 2: 1.980 in.
  • Flexplate Adapter Material: Steel
Crank Sleeve Adapter for Performance Quotient BBF to GM Transmission ...
Part No: JWP80002-1
  • Crank Pilot Diameter: 1.375 in.
  • Crankshaft Adapter Sleeve Inside Diameter: 1.025 in.
  • Crankshaft Adapter Sleeve Outside Diameter 1: 1.375 in.
  • Crankshaft Adapter Sleeve Outside Diameter 2: 2.000 in.
  • Flexplate Adapter Material: Steel
Crank Adapter Sleeve for use with Performance Quotient Series Small Block Ford to GM Transmission ...
Part No: JWP80002-3
  • Transmission Case Material: Aluminum
  • Transmission Case Finish: Natural
  • Adjustable Trans-Brake Release: Yes
  • Flexplate Shield Built In: No
  • Transmission Shield Built In: No
Heavy SFI 4.1-approved one-piece cast-ing replaces stock Powerglide case and weighs only 4 pounds more. Accepts Ultra Bell, which bolts to the front pump, eliminating the need for flexplate and transmission shields ...
Part No: JWP92310
  • SFI-Approved: Yes
  • Safety Rating: SFI 30.1
  • Block Plate Included: No
  • Bellhousing Bore Diameter (in): N/A
  • Bellhousing Depth (in): N/A
The JW Performance Ultra Bell are SFI 30.1 Certified. Works with Standard Big and Small Block Chevrolet and BPO Applications. Works with OEM TH400 and TH350 Cases. These bellhousing are make of T6 Cast Aluminum and precision machined in the USA, 5x stronger than OEM bellhousings. Works with most 11 in. and smaller torque converters. Comes with hardware kit. O-Ring seals on bellhousing face ...
Part No: JWP92451
  • SFI-Approved: Yes
  • Safety Rating: SFI 30.1
  • Block Plate Included: No
  • Bellhousing Bore Diameter (in): N/A
  • Bellhousing Depth (in): N/A
The JW Performance Ultra Bell are SFI 30.1 Certified. Allows for use of all 6 bellhousing bolt locations on GM LS engine blocks. Also works with Standard Big and Small Block Chevrolet and BPO Applications. Works with OEM TH400 and TH350 Cases. These bellhousing are make of T6 Cast Aluminum and precision machined in the USA, 5x stronger than OEM bellhousings. Works with most 11 in. and ...
Part No: JWP92451LS
  • Ring Gear Tooth Quantity: 168-tooth
  • Rear Main Seal Style: 2-piece
  • Engine Balance: Internal
  • Flexplate Material: Steel
  • Safety Rating: SFI 29.1
J.W. Performance feature double-welded, high-quality ring gear and the highest quality steel centers. They are designed to take the punishment of today's high-horsepower revving motors from street to ProMod applications. All of J.W.'s flexplates are SFI-certified and have a replaceable ring gear. They're available in a heavyweight style for quicker launches and more rpm during the shift, or in a ...
Part No: JWP93000
  • Ring Gear Tooth Quantity: 168-tooth
  • Rear Main Seal Style: 1-piece
  • Engine Balance: Internal
  • Flexplate Material: Chromoly
  • Safety Rating: SFI 29.2
LSA/LSX/LT1 (new style) 8 Bolt Applications. Dished Style Use with 80002-8 Crank Extension on Standard GM Torque Converter. SFI 29.2 Certified Superior in Strength. 0.1875? Thick. Chromoly Center Blank Hand Fitted and Welded Ring Gear 3 x 10.750?, 3 x 11.500" and 3 x 11.072" GM Converter Bolt Patterns. Precision Machined, Welded, and Balanced In ...
Part No: JWP93019-LSA-D
  • Ring Gear Tooth Quantity: 168-tooth
  • Rear Main Seal Style: 1-piece
  • Engine Balance: Internal
  • Flexplate Material: Chromoly
  • Safety Rating: SFI 29.2
LS 6 Bolt Applications. Dished Style Use with 80002-8 Crank Extension on Standard GM Torque Converter. SFI 29.2 Certified Superior in Strength. 0.1875? Thick Chromoly Center Blank. Hand Fitted and Welded Ring Gear. 3 x 10.750?, 3 x 11.500" and 3 x 11.072" GM Converter Bolt Patterns. Precision Machined, Welded, and Balanced In House. Not for Use with 1999-2000 LQ4 6.0L, and some 4.8L with ...
Part No: JWP93019-LS-D