Brian Tooley Racing Camshafts, Intake Manifolds, Pushrods & More

BTR 4 BOLT TO 6 BOLT HEAD STUD CONVERSION KIT FOR LSX AND RHS BLOCKS

Part Number: BTC-BTR426

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Estimated Ship Date: Apr 2, 2026 if ordered today

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Crankshaft, 4340 Steel, Forged, 4.000 in. Stroke, Chevy LS, 58-Tooth Reluctor, Each

Part Number: BTC-S0391

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Tubing Coupler, Straight, Silicone, Black, 3.50 in. Inlet Diameter, Each

Part Number: BTC-350X300SBLK

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ROCKER ARMS

Part Number: BTC-GMGENVTK002

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Estimated Ship Date: Apr 2, 2026 if ordered today

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Camshaft, BTR, L83 Stage 4, 217 int., 230 exh Duration, 0.644 in./0.644 in. Lift, 114 LSA, 1-Bolt, 5.3L, 6.2L, Gen V LS, Each

Part Number: BTC-BTRL83STAGE4

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Estimated Ship Date: Apr 2, 2026 if ordered today

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BTR PUSHRODS 5/16" GEN III HEMI 6.775" LONG SET OF 8

Part Number: BTC-PR6775312-8

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Estimated Ship Date: Apr 2, 2026 if ordered today

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Piston Ring Compressor, Aluminum, Black Anodized, 3.700 in. Diameter, Each

Part Number: BTC-BTRRC3700

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ROCKER ARMS

Part Number: BTC-GMGENVTK001

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Valve Springs, Conical, Single, 1.165 in. Coil Bind Height, 361 lbs./in. Spring Rate, Set of 16

Part Number: BTC-SK017

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Estimated Ship Date: Apr 2, 2026 if ordered today

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Valve Springs, Conical, 160 lbs. @ 1.875 in., 395 lbs. @ 1.225 in., 0.650 in. Max Lift, LT4, Kit

Part Number: BTC-SK014

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Estimated Ship Date: Apr 2, 2026 if ordered today

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VALVE SPRING KIT

Part Number: BTC-SK12386560BB

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Estimated Ship Date: Apr 2, 2026 if ordered today

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BTR STOCK REPLACEMENT 3 BOLT TIMING SET LS SINGLE POLE WITH DAMPENER

Part Number: BTC-BTRTS1P-D

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Estimated Ship Date: Apr 2, 2026 if ordered today

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Valve Spring Shims, 0.015 in. Thick, 1.260 in. O.D., 0.510 in. I.D., Set of 16

Part Number: BTC-SS01516

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Piston Ring Compressor, Aluminum, Black Anodized, 3.640 in. Diameter, Each

Part Number: BTC-BTRRC3640

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Pushrods, Assembled, One-Piece, 3/8 in. Diameter, 7.675 in. Length, 0.080 in. Wall Thickness, Chromoly, Heat Treated, Ball Tip, Set of 16

Part Number: BTC-PR7675375-16

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Estimated Ship Date: Apr 2, 2026 if ordered today

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PUSHROD, BTR CHROMOLY ONE PIECE PUSHRODS - 7.800" LONG - 5/16" DIAMETER - .080" WALL - SOLD INDIVIDUALLY

Part Number: BTC-PR78003121

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Valve Spring Shim, Steel, Hardened, 1.260 in. Outside Diameter, .030 in. Thick, Set of16

Part Number: BTC-SS030-16

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Pushrods, Assembled, One-Piece, 5/16 in. Diameter, 7.250 in. Length, 0.080 in. Wall Thickness, Chromoly, Heat Treated, Ball Tip, Each

Part Number: BTC-PR72503121

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BTR Chromoly One Piece Pushrod; 7.375" Long, .080" Wall, 11/32" Diameter

Part Number: BTC-PR7375343-1

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PUSHROD, BTR CHROMOLY ONE PIECE PUSHRODS - 7.875" LONG - 5/16" DIAMETER - .080" WALL - SOLD INDIVIDUALLY

Part Number: BTC-PR78753121

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Pistons, set of 8

Part Number: BTC-P329125DM2-8

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Estimated Ship Date: Mar 30, 2026 if ordered today

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BTR VALLEY COVER GEN IV LS TRUCK

Part Number: BTC-BTR-98832

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Estimated Ship Date: Apr 2, 2026 if ordered today

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Valve Spring, Beehive, Single, 0.560 in. Maximum Valve Lift, 330 lbs./in. Spring Rate, 1.150 in. Coil Bind Height, Each

Part Number: BTC-SP0111

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Pushrods, Assembled, One-Piece, 5/16 in. Diameter, 7.300 in. Length, 0.080 in. Wall Thickness, Chromoly, Heat Treated, Ball Tip, Each

Part Number: BTC-PR73003121

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BTR STOCK REPLACEMENT LS MAIN BOLT KIT

Part Number: BTC-S0548

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Estimated Ship Date: Apr 2, 2026 if ordered today

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