Engine Building Tools

Spark Plug Gap Tool, Ramp Gauge, 0.020 in.-0.080 in., Steel, Polished, Each

Part Number: LAG-4450A

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Today

Compression Tester, Diesel Test Set, 0-1,000 psi Range, 10 psi Increments, Detachable Hose, 2 1/2 in. Gauge Diameter, Kit

Part Number: LAG-TU-15-53

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 5, 2025 if ordered today

• Free Shipping
• Special Order

Piston Ring Compressor, Aluminum, Black Anodized, PTFE Coated, Tapered, 3.760 in./95.50mm Bore, Each

Part Number: WIS-RCS09550

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Ring Compressor, Tapered, Billet Aluminum, Black Anodized, 4.290 in. Bore, Each

Part Number: ARP-900-2900

Not Yet Reviewed

Estimated Ship Date: Today

Ring Compressor, Aluminum, Black Anodized, Non-Adjustable, 4.600 in., Each

Part Number: TSR-RC4600

Not Yet Reviewed

Estimated Ship Date: Today

Piston Ring Compressor, Aluminum, Black Anodized, PTFE Coated, Tapered, 2.952 in./75.00mm Bore, Each

Part Number: WIS-RCS07500

Not Yet Reviewed

Estimated Ship Date: Today

Piston Ring Compressor, Solid, Aluminum, Black Anodized, 4.130 in. Diameter, Each

Part Number: BTC-BTRRC4130

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Ring Compressor, Tapered, Billet Aluminum, Black Anodized, 94mm Bore, Each

Part Number: ARP-901-9400

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Ring Compressor, Aluminum, Black Anodized, Non-Adjustable, 4.400 in., Each

Part Number: TSR-RC4400

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Opposite End Dual Feeler Gauge Handle in Red

Part Number: LSM-FH-500R

Not Yet Reviewed

Estimated Ship Date: Today

Piston Ring Compressor, Solid, Aluminum, Black Anodized, 4.070 in. Diameter, Each

Part Number: BTC-BTRRC4070

Not Yet Reviewed

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Oil Filter Cutter, Aluminum, Black Anodized, Each

Part Number: TWP-604202

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Oct 23, 2025 if ordered today

• Drop Ship
• Special Order

Flex Hone Tool, GBD Series, 4.250 in. to 4.500 in., 180 Grit, Silicone Carbide, Each

Part Number: BRH-GBD41218

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

Ring Compressor, Aluminum, Red Anodized, 4.00 in. Bore, Each

Part Number: PRO-67448

4.25 out of 5 stars ( 8 )

Estimated Ship Date: Today

Leak Detection Dye, UV Fluorescent, 16 oz. Bottle, Use in Fuel, Hydraulics, Oil, Power steering Systems, Each

Part Number: TRL-TP3400-16

Not Yet Reviewed

Cannot be shipped Internationally

• Restricted

Spark Plug Thread Inserts, M14 x 1.25 in. Thread Size, Steel, Natural, Long Reach, Each

Part Number: HLL-R5326-14L

Not Yet Reviewed

Estimated Ship Date: Today

Piston Ring Compressor, Aluminum, Black Anodized, 3.552 in. Diameter, Each

Part Number: BTC-BTRRC3552

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Pushrod Length Checker, Adjustment Range 9.700 in. to 11.000 in., Ball Ends, Each

Part Number: TFS-9003

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Today

Flywheel Holder, GM, Duramax, 6.6L, Each

Part Number: OTC-7221

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• Free Shipping

Squaring Tool, Piston Ring, 4.310 in. to 4.390 in. Bore Adjustment, Aluminum, Black Anodized, Each

Part Number: TSR-8925

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Replacement, Ring Filler Stone, Replacement Stone for SUM-906795-2, Each

Part Number: SUM-906796-2

Not Yet Reviewed

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Ring Compressor Sleeve - 3.810

Part Number: WIS-RCS38100

Not Yet Reviewed

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Flex Hone Tool, GBD Series, 4.250 in. to 4.500 in., 120 Grit, Silicone Carbide, Each

Part Number: BRH-GBD41212

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Ring Compressor, Aluminum, Black Anodized, Non-Adjustable, 4.380 in., Each

Part Number: TSR-RC4380

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Piston Ring Compressor, Tapered, 3.287 in./83.50mm Bore, 1.906 in. Height, Laser Marked Size, Aluminum, Black Anodized, PTFE Coated, Each

Part Number: WIS-RCS08350

Not Yet Reviewed

Estimated Ship Date: Today