STK Performance Audi 1.8T 20v Camshaft Kit 252/262

Product Overview

High-performance camshaft set for Audi 1.8T 20v engines. Complete dual camshaft solution (inlet and exhaust) with matched valve train components. Engineered for naturally aspirated and turbocharged applications with precision ground lobe profiles.

Engine Applications

Fits: Golf Mk4 GTI · Audi A3 8L · Audi A4 B5 / B6 · Audi TT 8N · Seat Leon · Skoda Octavia · Passat B5

Engine codes
NA — ADR, APT, ARG, AGN, AFY, AVC, ARH
Turbo — AEB, AGU, AJH, AJL, AJQ, AMB, AMK, AMU, APH, APX, APY, AQX, AUM, AUQ, AWP, AWD, AWW, AWM, AWT, ARY, ARX, ARZ, AVJ, BAM, BEA, BEX, BFB, BJX, BBU, BKV, CFMA

What's Included

• Set Performance Camshafts 252/262HT
• 8 × Exhaust Dual Springs + 8 × Chromoly Retainers
• 12 × Inlet Single Springs + 12 × Chromoly Retainers
• 8 × Forged Exhaust Valves 30x6x115mm
• 12 × Forged Inlet Valves 27x6x115mm

Material Specifications

Camshafts: Chilled Cast Iron or Machined Billet - Precision ground with tight tolerances Valve Springs: Premium Chrome Silicon Steel - Dual spring design Retainers: 4130 Chromoly Steel

Key Benefits

Optimized valve timing for 1.8T 20v power delivery Compatible with stock and upgraded valve train Proven gains on naturally aspirated and turbocharged setups Complete matched system engineered to work together

Application

Designed for Audi 1.8T 20v engines.

Installation Notes

Professional installation and tuning required. Verify all clearances. Degree camshafts for optimal power band placement. Use high-zinc break-in oil.