1981 Summit Racing Parts and Accessories

Transmission Crossmember, Steel, Black Powdercoated, F-Body, Chevy, Pontiac, Each

Part Number: SUM-770550

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Estimated Ship Date: Apr 6, 2026 if ordered today

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Pro BBF Big Block 385 Ser. Best Hydraulic Roller Cam 4, 232/242 Duration, 111 LSA + 5 Adv. .582/.582 lift 1.75 ratio, 3,200 to 6,500 basic rpm,429 460

Part Number: SUM-8933

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Cam and Lifters, Muscle Car Cam, Hydraulic Flat Tappet, Advertised Duration 276/290, Lift .399/.401, Oldsmobile V8, Kit

Part Number: SUM-K4220

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Chrysler LA Long Snout Best Hydraulic Roller Cam 2, 218/226 Duration, 111 LSA + 2 Adv. .525/.520 lift 1.5 ratio, .560/.554 1.6 ratio, 2,300-6,000 rpm

Part Number: SUM-5771

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Chrysler LA Long Snout Best Hydraulic Roller Cam 3, 224/236 Duration, 112 LSA + 3 Adv. .550/.550 lift 1.5 ratio, .587/.587 1.6 ratio, 3,200-6,700 rpm

Part Number: SUM-5772

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Chrysler LA Long Snout Best Hydraulic Roller Cam 4, 232/248 Duration, 112 LSA + 5 Adv. .550/.550 lift 1.5 ratio, .587/.587 1.6 ratio, 3,400-6,900 rpm

Part Number: SUM-5773

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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

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Pro BBF Big Block 385 Ser. Best Hydraulic Roller Cam 2, 218/232 Duration, 111.5 LSA + 4.5 Adv. .582/.582 lift 1.75 ratio, 2,400 to 5,800 basic rpm

Part Number: SUM-8931

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Pro BBF Big Block 385 Ser. Best Hydraulic Roller Cam 5, 236/248 Duration, 111 LSA + 5 Adv. .582/.582 lift 1.75 ratio, 3,300 to 6,700 basic rpm 429 460

Part Number: SUM-8934

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Pro BBF Big Block 385 Ser. Best Hydraulic Roller Cam 6, 242/248 Duration, 110.5 LSA + 4.5 Adv. .582/.582 lift 1.75 ratio, 3,500 to 7,000 basic rpm

Part Number: SUM-8935

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Big Block PRO BBC H.R. 6 H.O. Cam, LS Firing Order, 242/256 Duration @ .050, 108 LSA + 4 Adv., .624/.620 with 1.7 ratio, .661/.655 with 1.8, 3800-6800

Part Number: SUM-1256-H-O

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Big Block PRO BBC H.R. 11 H.O. Cam, LS Firing Order, 270/276 Duration @ .050, 108 LSA + 1 Adv., .700/.700 with 1.7 ratio, .741/.741 with 1.8 4300-7400

Part Number: SUM-1261-H-O

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Big Block PRO BBC H.R. 12 H.O. Cam, LS Firing Order, 276/285 Duration @ .050, 108 LSA + 1 Adv, .700/.700 with 1.7 ratio, .741/.741 with 1.8 4500-7500

Part Number: SUM-1262-H-O

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Combo, Intake Manifold and Installation Pro Pack

Part Number: CMB-03-0285

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Big Block PRO BBC H.R. 7 H.O. Cam, LS Firing Order, 248/264 Duration @ .050, 108 LSA + 4 Adv., .624/.624 with 1.7 ratio, .661/.661 with 1.8, 3900-7000

Part Number: SUM-1257-H-O

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Big Block PRO BBC H.R. 8 H.O. Cam, LS Firing Order, 252/264 Duration @ .050, 108 LSA + 4 Adv., .624/.624 with 1.7 ratio, .661/.661 with 1.8, 4000-7000

Part Number: SUM-1258-H-O

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Big Block PRO BBC H.R. 9 H.O. Cam, LS Firing Order, 255/264 Duration @ .050, 108 LSA + 4 Adv., .700/.700 with 1.7 ratio, .741/.741 with 1.8, 4100-7200

Part Number: SUM-1259-H-O

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Big Block PRO BBC H.R. 10 H.O. Cam, LS Firing Order, 264/276 Duration @ .050, 108 LSA + 4 Adv., .700/.700 with 1.7 ratio, .741/.741 with 1.8 4200-7300

Part Number: SUM-1260-H-O

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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

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Intake Combo, Weiand Action Plus, Chevy, Small Block, Bolts, Gaskets, RTV Sealer, Carburetor Studs, Kit

Part Number: CMB-03-0110

5.0 out of 5 stars ( 1 )

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Rear Lamp Intermediate Harness, 1980-82 K5 Blazer/Jimmy, Each

Part Number: SUM-RP22837

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Forward Lamp Harness, 1981 Chevy/GMC Truck, With Single Headlights, Each

Part Number: SUM-RP22814

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Engine Rebuild, Hypereutectic Dish, 4.000 in. Bore, .030 in. Crankshaft Undersize Rod, .030 in. Crankshaft Undersize Main, Chevy, 383

Part Number: SUM-SBCKIT2-033

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Engine Rebuild, Hypereutectic Dish, 4.030 in. Bore, .010 in. Crankshaft Undersize Rod, .020 in. Crankshaft Undersize Main, Chevy 383

Part Number: SUM-SBCKIT2-312

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Engine Rebuild, Hypereutectic Dish, 4.030 in. Bore, .030 in. Crankshaft Undersize Rod, .030 in. Crankshaft Undersize Main, Chevy 383

Part Number: SUM-SBCKIT2-333

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