High Torque Starter Chevy LS
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PROFORMPART NUMBER: 778-66277

High Torque Starter Chevy LS

$23899
3 left in stock
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Chevrolet
High Torque Starter
  • Chevy LS
  • Fits all GM LS Engines (Except Pontiac GTO Configuration)
  • 2.2 KW 12V Motor with 3.75:1 Gear Reduction
  • Offset Design & Rotatable for Additional Clearance
  • 15:1 Maximum Recommended Compression Ratio

    Proform 778-66277 high torque starter is a gear reduction design with 3.75 to 1 ratio. Will work on all LS engines with up to 15:1 compression ratio.

    • 100% New
    • Billet aluminum mounting plate
    • High-torque gear reduction
    • Offset and rotatable design for additional clearance between the oil pan
    • Full ball bearing construction
    • Approved by all leading sanctioning organizations
  • Small Size, Big Power! This 100% new mini-starter is the hot ticket for applications where tight header clearance tends to make your starter hot. And since it's only 2/3 the size of a stock starter, it will fit where a stocker won't. Choose from standard 1.4 kilovolt or hi-output 2.0 kilovolt model, with no increase in size.

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    Features:

    • Offset design for more clearance and mounting options
    • High output motor spins the engine over faster than stock
    • Additional 40-50% more cranking power
    • 3.75:1 Sealed-gear reduction drive
    • Ball bearing rotating assembly

    Take your engine’s start-up game to the next level with the Proform High Torque Mini Starter — a compact, high-performance solution designed to deliver exceptional cranking power, even in high-compression builds. Engineered with a true gear-reduction drive and offset design, this starter is ideal for those who need reliable starts, tighter clearances, and serious performance.

    Perfect for any small-block Chevy build, this mini starter is a go-to upgrade if you’ve been searching for a sbc high torque starter. With full ball-bearing construction, a 3.75:1 or 4.41:1 gear reduction ratio depending on the version, and heavy-duty materials, it can tackle high-compression engines with ease.

    Even better? For those building or restoring a classic Chevy 350, this mini high torque starter chevy 350 version fits the bill by giving the right balance of compact size and power. Its offset mount also clears headers, exhaust, and tight engine-bay layouts — making life easier for installers and result-driven builders alike.

    If you’re working on an sbc hi torque starter need, rest assured this offering stands out: every unit is 100% new, not remanufactured, giving you long-term dependability.

    In short: choose this Proform starter to upgrade your start system, reduce amp draw, and best of all—get your engine spinning fast and confidently with every turn of the key. Ready to install, ready to perform.

    Part TypeStarter
    Product LineProform High Torque Mini-Starters
    BrandPROFORM
    Package Height6.6
    Package Width6.7
    Package Length10.0
    Weight12.85 PG
    Part CategoryPerformance Parts
    Maximum Recommended Compression Ratio15.0:1
    Mounting Block MaterialBillet aluminum
    Adjustable Mounting BlockYes
    MakeGM
    Part FitmentSemi Universal
    Gear Reduction Ratio3.75:1
    Package Qty1
    Package TypeEA
    No Questions
    No Reviews
    Some parts are not legal for use in California or other states with similar laws / regulations
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