149 Results Found For "ratio"

Ring and Pinion Gears, Circle Track, Ford 9 in., 6.83:1 Ratio, 28-Spline Pinion, Set

Part Number: SUM-CTF9683LW

3.2 out of 5 stars ( 5 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Gear, Ring and Pinion, 4.11:1 Ratio, Ford, 9 in., Set

Part Number: SUM-740903

4.0 out of 5 stars ( 12 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Cam and Lifter kit, Pro SBC Stage 2 Hyd. Flat-Tappet 4/7 Firing Order Swap, 212/218 Dur., 111 LSA + 2 Adv, .428/.450 1.5 Ratio, 1000-5550 Range

Part Number: SUM-K1201

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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PRO BBC H.R. 2 Hydraulic Roller Cam, 4/7 Swap, 212/218 Duration @ .050, 110 LSA + 5 Adv. , .595/.588 with 1.7 ratio, .630/.623 with 1.8, 2300-5800

Part Number: SUM-1252

Not Yet Reviewed

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Cam and Lifter kit, Pro SBC Stage 6 Hyd. Flat-Tappet 4/7 Firing Order Swap, 242/248 Dur., 108 LSA + 2 Adv, .510/.518 1.5 Ratio, 2600-6600 Range

Part Number: SUM-K1205

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Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Pro SBC Hyd. Roller Cam, Turbo Stage 4, 242/242 Duration, 117.5 LSA + 9.5 Adv., 550/550 Lift with 1.5 Ratio, .587/.587 1.6 Ratio, 3500-7400 Rpm Range

Part Number: SUM-8808

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Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Pro SBF Best Hydraulic Roller Cam 8, 242/256 Duration, 110.5 LSA + 3.5 Adv. .587/.587 lift 1.6 ratio, .625/.625 lift 1.7 ratio, 3,600-7,100 basic rpm

Part Number: SUM-8908

Not Yet Reviewed

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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PRO BBC H.R. 8 Hydraulic Roller Cam, 4/7 Swap, 252/258 Duration @ .050, 112.5 LSA + 8.5 Adv. , .620/.620 with 1.7 ratio, .656/.656 with 1.8, 3900-6800

Part Number: SUM-1258

Not Yet Reviewed

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Pro BBC Big Block Chevy Hydraulic Roller Cam 5.5, 4/7 Swap, 236/248 Duration, 111 LSA, 5 Adv. .620/.620 lift 1.7 ratio, .655/.655 1.8, 3,700-6,600

Part Number: SUM-1263

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Estimated Ship Date: Monday 2/23/2026 if shipped by air

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PRO BBC H.R. 9 Hydraulic Roller Cam, 4/7 Swap, 255/264 Duration @ .050, 112 LSA + 7.5 Adv. , .700/.700 with 1.7 ratio, .741/.741 with 1.8, 4000-6900

Part Number: SUM-1259

Not Yet Reviewed

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Pro BBF Big Block FE Best Hydraulic Roller Cam 5, 236/248 Duration, 111 LSA + 5 Adv. .582/.582 lift 1.75 ratio, 3,800 to 7,000 basic rpm, 390 428

Part Number: SUM-8919

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Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Pro SBC Hyd. Roller Cam, Turbo Stage 1, 218/224 Duration, 113 LSA + 3 Adv., .525/550 Lift with 1.5 Ratio, .560/.587 1.6 Ratio, 2,800-6,800 Rpm Range,

Part Number: SUM-8805

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Pro SBF Best Hydraulic Roller Cam 9, 248/258 Duration, 109.5 LSA + 3.5 Adv. .587/.587 lift 1.6 ratio, .625/.625 lift 1.7 ratio, 3,800-7,300 basic rpm

Part Number: SUM-8909

Not Yet Reviewed

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Pro BBF Big Block FE Best Hydraulic Roller Cam 2, 218/232 Duration, 111.5 LSA + 4.5 Adv. .582/.582 lift 1.75 ratio, 3,200 to 6,500 basic rpm, 390 428

Part Number: SUM-8916

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Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Pro SBF Best Hydraulic Roller Cam 10, 252/264 Duration, 109 LSA + 3 Adv. .587/.587 lift 1.6 ratio, .625/.625 lift 1.7 ratio, 4,000-7,500 basic rpm

Part Number: SUM-8910

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Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Pro BBF Big Block 385 Ser. Best Hydraulic Roller Cam 1, 212/218 Duration, 108.5 LSA + 1.5 Adv. .582/.582 lift 1.75 ratio, 1,800 to 5,500 basic rpm

Part Number: SUM-8930

Not Yet Reviewed

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Rocker Arms, Stud Mount, Full Roller, Aluminum, 1.6 Ratio, Fits 3/8 in. Stud, Chevy Small Block, Set of 16

Part Number: SUM-G6936-16

4.5 out of 5 stars ( 4 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Pulley Set, Serpentine, Standard Ratio, Billet Aluminum, Chevy, Small Block, Long Water Pump, Kit

Part Number: SUM-329711

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Big Block PRO BBC H.R. 5.5 H.O. Cam, LS Firing Order, 236/252 Duration @ .050, 110 LSA + 4 Adv, .624/.624 with 1.7 ratio, .661/.661 with 1.8 3700-6600

Part Number: SUM-1263-H-O

Not Yet Reviewed

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Gear, Ring and Pinion, 5.43:1 Ratio, Ford, 9 in., Set

Part Number: SUM-740909

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Pro BBF Big Block 385 Ser. Best Hydraulic Roller Cam 3, 224/236 Duration, 111 LSA + 4 Adv. .582/.582 lift 1.75 ratio, 3,000 to 6,000 basic rpm,429 460

Part Number: SUM-8932

Not Yet Reviewed

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Pro BBC Chevy Big Block Turbo Cam 3, LS Firing Order, 242/242 Duration, 116.5 LSA, 2.5 Adv. .620/.620 lift 1.7 ratio, .655/.655 1.8, 3,700-7000

Part Number: SUM-1264

Not Yet Reviewed

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Gear, Ring and Pinion, 3.89:1 Ratio, Ford, 9 in., Set

Part Number: SUM-740902

3.89 out of 5 stars ( 9 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Cam and Lifter kit, Pro SBC Stage 8 Hyd.Flat-Tappet 4/7 Firing Order Swap, 252/258 Dur., 107 LSA + 1.5 Adv, .533/.540 1.5 Ratio, 3200-7200 Range

Part Number: SUM-K1207

Not Yet Reviewed

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Rocker Arms, Stud Mount, Full Roller, Aluminum, 1.6 Ratio, Fits 3/8 in. Stud, Chevy, Small Block, Set of 16

Part Number: SUM-G6906

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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