ALTO 8L90 Performance Transmission Rebuild Kit & Billet Input Shaft - Level 2 (Added Clutch Capacity)
Instructions are included for C3, C4 & C5 Clutch Packs. However, if you're inexperienced with the 8L90 we recommend that you purchase a Service Manual. We also sell the manual. | FREE UPS Domestic Ground Shipping
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Picture for representation purposes only - actual contents may vary as we continue to develop our product.
Billet Input Shaft is precision machined from 300M alloy steel & heat treated for additional strength & durability. In order to reduce breaking points, this shaft has an increased radius between the sealing rings. Complete with sealing rings installed.
Alto Clutch Pack Module
- C3 1-3-5-6-7 Power Pack
- (6) G3® Friction Plates
- (6) Steel Plates (varying thickness)
- (1) Backing Plate
Adds 1 additional clutch. G3® friction material is formulated to achieve minimal wear and maximize heat resistance.
- C4 2-3-4-6-8 Power Pack
- (7) G3® Friction Plates
- (6) Performance Steel Plates
- (1) Steel Plate
- (1) Apply Plate
- (1) Backing Plate
- (1) Snap Ring
Option to add 1 or 2 additional clutches. G3® friction material is formulated to achieve minimal wear and maximize heat resistance.
- C5 4-5-6-7-8-R Power Pack
- (5) G3® Friction Plates
- (5) Steels
- (1) Backing Plate
Adds 1 additional clutch. G3® friction material is formulated to achieve minimal wear and maximize heat resistance.
- C1 1-2-7-8-R
- (4) Clutches
- (3) Steel Plates
- (1) Wave Plate
- (1) Apply Plate
- (1) Backing Plate
Stock clutch capacity.
- C2 1-2-3-4-5-R
- (3) Clutches
- (3) Steel Plates (varying thickness)
Stock clutch capacity.
Overhaul Kit This overhaul kit is engineered utilizing premium materials.
Hi-Per Blue® Piston for C1 (1-2-7-8-R). Manufactured with upgraded High-Performance Blue AEM material for superior thermal and chemical resistance with better fit and performance.
GM Filter
